연구실적

• Memory-Efficient Algorithm for Scalar Multiplications on Twisted Edwards Curves for Isogeny-Based Cryptosystems MATHEMATICAL PROBLEMS IN ENGINEERING, 2022, v.2022, 3846369
  SCIE Scopus dColl.
• ON PAIRWISE GAUSSIAN BASES AND LLL ALGORITHM FOR THREE DIMENSIONAL LATTICES JOURNAL OF THE KOREAN MATHEMATICAL SOCIETY, 2022, v.59 no.6, 1047-1065
  SCIE Scopus KCI dColl.
• Analysis on Yu et al.’s dynamic algorithm for canonic DBC Discrete Applied Mathematics, 2021 , 31-40
  SCIE Scopus dColl.
• Efficient Lattice Gadget Decomposition Algorithm with Bounded Uniform Distribution IEEE Access, 2021
  SCIE Scopus dColl.
• Storage efficient algorithm for Hermite Normal Form using LLL Linear Algebra and Its Applications, 2021 , 183-200
  SCIE Scopus dColl.
• A refinement of Müller's cube root algorithm Finite Fields and their Applications, 2020, v.67, 101708
  SCIE Scopus dColl.
• Algorithms for the Generalized NTRU Equations and their Storage Analysis FUNDAMENTA INFORMATICAE, 2020 , 115-139
  SCIE Scopus dColl.
• New orthogonality criterion for shortest vector of lattices and its applications Discrete Applied Mathematics, 2020, v.283, 323-335
  SCIE Scopus dColl.
• Towards Round-Optimal Secure Multiparty Computations: Multikey FHE Without a CRS INTERNATIONAL JOURNAL OF FOUNDATIONS OF COMPUTER SCIENCE, 2020, v.31 no.2, 157-174
  SCIE Scopus dColl.
• IMPROVING THE POCKLINGTON AND PADRO-SAEZ CUBE ROOT ALGORITHM BULLETIN OF THE KOREAN MATHEMATICAL SOCIETY, 2019, v.56 no.2, 277-283
  SCIE Scopus KCI dColl.
• Minimal condition for shortest vectors in lattices of low dimension Electronic Notes in Discrete Mathematics, 2019, v.71, 9-14
  Scopus dColl.
• A lattice attack on homomorphic NTRU with non-invertible public keys Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), 2018, v.10631 LNCS, 248-254
  Scopus dColl.
• Key Substitution Attacks on Lattice Signature Schemes Based on SIS Problem SECURITY AND COMMUNICATION NETWORKS, 2018 , UNSP 8525163
  SCIE dColl.
• Towards round-optimal secure multiparty computations: Multikey FHE without a CRS Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), 2018, v.10946 LNCS, 101-113
  Scopus dColl.
• Duplication free public keys based on SIS-type problems Finite Fields and their Applications, 2017, v.48, 430-446
  SCIE Scopus dColl.
• Forgeable quantum messages in arbitrated quantum signature schemes Quantum Information Processing, 2017, v.16 no.11
  SCIE Scopus dColl.
• On pairing inversion of the self-bilinear map on unknown order groups Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), 2017, v.10332 LNCS, 86-95
  Scopus dColl.
• Security Analysis of a Certificateless Signature from Lattices SECURITY AND COMMUNICATION NETWORKS, 2017
  SCIE dColl.
• An efficient lattice reduction using reuse technique blockwisely on NTRU Discrete Applied Mathematics, 2016
  SCIE Scopus dColl.
• Families of pairing-friendly elliptic curves from a polynomial modification of the Dupont-Enge-Morain method Applied Mathematics and Information Sciences, 2016, v.10 no.2, 571-580
  Scopus dColl.
• Message Expansion of Homomorphic Encryption Using Product Pairing ETRI JOURNAL, 2016, v.38 no.1, 123-132
  SCIE KCI Scopus dColl.
• A depth specific description of somewhat homomorphic encryption and its applications Applied Mathematics and Information Sciences, 2015, v.9 no.3, 1345-1353
  Scopus dColl.
• Explicit formula for optimal ate pairing over cyclotomic family of elliptic curves FINITE FIELDS AND THEIR APPLICATIONS, 2015, v.34, 45-74
  SCIE Scopus dColl.
• POLYNOMIAL REPRESENTATIONS FOR n-TH ROOTS IN FINITE FIELDS JOURNAL OF THE KOREAN MATHEMATICAL SOCIETY, 2015, v.52 no.1, 209-224
  SCIE KCI Scopus dColl.
• Quantum signature scheme for known quantum messages Physica Scripta, 2015, v.90 no.5
  SCIE Scopus dColl.
• An efficient decoding of goppa codes for the mceliece cryptosystem Fundamenta Informaticae, 2014, v.133 no.4, 387-397
  SCIE Scopus dColl.
• Information Security and Cryptology - ICISC 2013: 16th International Conference Seoul, Korea, November 27-29, 2013 Revised Selected Papers Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), 2014, v.8565
  Scopus dColl.
• Pairing inversion via non-degenerate auxiliary pairings Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), 2014, v.8365 LNCS, 77-96
  Scopus dColl.
• Polynomial generating pairing and its criterion for optimal pairing Applicable Algebra in Engineering, Communications and Computing, 2014, v.25 no.4, 227-247
  Scopus dColl.
• Faster Ate Pairing Computation over Pairing-Friendly Elliptic Curves Using GLV Decomposition ETRI JOURNAL, 2013, v.35 no.5, 880-888
  SCIE KCI Scopus dColl.
• Simple and exact formula for minimum loop length in Ate i pairing based on Brezing-Weng curves Designs, Codes, and Cryptography, 2013, v.67 no.2, 271-292
  SCIE Scopus dColl.
• Constructing pairing-friendly curves with variable CM discriminant Bulletin of the Korean Mathematical Society, 2012, v.49 no.1, 75-88
  SCIE KCI Scopus dColl.
• Maximum gap in (inverse) cyclotomic polynomial Journal of Number Theory, 2012, v.132 no.10, 2297-2315
  SCIE Scopus dColl.
• A short and efficient redactable signature based on RSA ETRI Journal, 2011, v.33 no.4, 621-628
  SCIE KCI Scopus dColl.
• An efficient incomparable public key encryption scheme Information Sciences, 2011, v.181 no.14, 3066-3072
  SCIE Scopus dColl.
• Optimal pairing computation over families of pairing-friendly elliptic curves Applicable Algebra in Engineering, Communications and Computing, 2011, v.22 no.4, 235-248
  SCIE Scopus dColl.
• Pairing-friendly curves with minimal security loss by Cheon's algorithm ETRI Journal, 2011, v.33 no.4, 656-659
  SCIE KCI Scopus dColl.
• [학술지논문] ON PAIRWISE GAUSSIAN BASES AND LLL ALGORITHM FOR THREE DIMENSIONAL LATTICES JOURNAL OF THE KOREAN MATHEMATICAL SOCIETY, 2022, v.59 no.6 , 1047-1065
  SCIE
• [학술지논문] Analysis on Yu et al.'s dynamic algorithm for canonic DBC DISCRETE APPLIED MATHEMATICS, 2021, v.294 no.0 , 31-40
  SCI
• [학술지논문] On Pairing Inversion of the Self-bilinear Map on Unknown Order Groups LECTURE NOTES IN COMPUTER SCIENCE, 2017, v.10332 no.0 , 86-95
  Scopus
• [학술지논문] An efficient lattice reduction using reuse technique blockwisely on NTRU DISCRETE APPLIED MATHEMATICS, 2016, v.214 no.0 , 88-98
  SCI
• [학술지논문] Message Expansion of Homomorphic Encryption Using Product Pairing ETRI JOURNAL, 2016, v.38 no.1 , 123-132
  SCI
• [학술지논문] A depth specific description of somewhat homomorphic encryption and its applications APPLIED MATHEMATICS AND INFORMATION SCIENCES, 2015, v.9 no.3 , 1345-1353
  Scopus
• [학술지논문] Explicit formula for optimal ate pairing over cyclotomic family of elliptic curves FINITE FIELDS AND THEIR APPLICATIONS, 2015, v.34 no.1 , 45-74
  SCI
• [학술지논문] POLYNOMIAL REPRESENTATIONS FOR n-TH ROOTS IN FINITE FIELDS JOURNAL OF THE KOREAN MATHEMATICAL SOCIETY(대한수학회지), 2015, v.52 no.1 , 209-224
  SCIE
• [학술지논문] Quantum signature scheme for known quantum messages PHYSICA SCRIPTA, 2015, v.90 no.5 , 055103-055103
  SCI
• [학술지논문] An Efficient Decoding of Goppa Codes for the McEliece Cryptosystem FUNDAMENTA INFORMATICAE, 2014, v.133 no.4 , 387-397
  SCIE
• [학술지논문] Pairing Inversion via Non-degenerate Auxiliary Pairings LECTURE NOTES IN COMPUTER SCIENCE, 2014, v.8365 no.0 , 77-96
  Scopus
• [학술지논문] Polynomial generating pairing and its criterion for optimal pairing APPLICABLE ALGEBRA IN ENGINEERING COMMUNICATION AND COMPUTING, 2014, v.25 no.0 , 227-247
  SCI
• [학술지논문] Faster Ate Pairing Computation over Pairing-Friendly Elliptic Curves Using GLV Decomposition ETRI JOURNAL, 2013, v.35 no.0 , 880-888
  SCI
• [학술지논문] Simple and exact formula for minimum loop length in Ate (i) pairing based on Brezing-Weng curves DESIGNS CODES AND CRYPTOGRAPHY, 2013, v.67 no.2 , 271-292
  SCI
• [학술지논문] CONSTRUCTING PAIRING-FRIENDLY CURVES WITH VARIABLE CM DISCRIMINANT BULLETIN OF THE KOREAN MATHEMATICAL SOCIETY, 2012, v.49 no.1 , 75-88
  SCI
• [학술지논문] Maximum gap in (inverse) cyclotomic polynomial JOURNAL OF NUMBER THEORY, 2012, v.132 no.10 , 2297-2315
  SCI
• [학술지논문] A Short and Efficient Redactable Signature Based on RSA ETRI JOURNAL, 2011, v.33 , 621-628
  SCI
• [학술지논문] An efficient incomparable public key encryption scheme INFORMATION SCIENCES, 2011, v.181 no.14 , 3066-3072
  SCI
• [학술지논문] Optimal pairing computation over families of pairing-friendly elliptic curves APPLICABLE ALGEBRA IN ENGINEERING COMMUNICATION AND COMPUTING, 2011, v.22 no.4 , 235-248
  SCIE
• [학술지논문] Pairing-Friendly Curves with Minimal Security Loss by Cheon's Algorithm ETRI JOURNAL, 2011, v.33 , 656-659
  SCI
• [학술지논문] ANALYSIS OF THE STRONG INSTANCE FOR THE VECTOR DECOMPOSITION PROBLEM BULLETIN OF THE KOREAN MATHEMATICAL SOCIETY, 2009, v.46 no.2 , 245-253
  SCIE
• [학술지논문] Efficient and Generalized Pairing Computation on Abelian Varieties IEEE TRANSACTIONS ON INFORMATION THEORY, 2009, v.53 no.4 , 1793-1803
  SCI
• [학술지논문] Generating Pairing-friendly curves with the cm equation of degree 1 Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), 2009, v.5671 LNCS no.0 , 66-77
  Scopus
• [학술지논문] Eta pairing computation on general divisors over hyperelliptic curves y(2)=x(P)-x+d JOURNAL OF SYMBOLIC COMPUTATION, 2008, v.43 no.6-7 , 452-474
  SCI
• [학술지논문] 두 패스워드 기반 키 교환 및 인증 프로토콜들에 대한 오프라인 패스워드 추측 공격의 취약성 분석 정보보호학회논문지, 2008, v.18 no.1 , 3-10
• [학술지논문] Eta pairing computation on general divisors over hyperelliptic curves y2 = x7 - X ± 1 Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), 2007, v.4575 LNCS no.0 , 349-366
  Scopus
• [학술지논문] 벡터 분해 문제의 어려움에 대한 분석 정보보호학회논문지, 2007, v.17 no.3 , 27-34
• [학술지논문] A group key agreement protocol from pairings APPLIED MATHEMATICS AND COMPUTATION, 2005, v.167 , 1451-1456
  SCIE
• [학술지논문] An Authenticated Certificateless Public key Encryption Scheme Trends in Mathematics, 2005, v.8 no.1 , 177-187
• [학술지논문] Identity based Authenticated Key Agreement from Pairings Commun. of Korean Math. Soc., 2005, v.20 no.4 , 849-859
• [학술지논문] A self-pairing map and its applications to cryptography APPLIED MATHEMATICS AND COMPUTATION, 2004, v.151 , 671-678
  SCIE
• [학술지논문] Homotopy fixed point sets and actions on homogeneous spaces of p-compact groups JOURNAL OF THE KOREAN MATHEMATICAL SOCIETY, 2004, v.41 , 1101-1114
  SCIE
• [학술지논문] Multi-party authenticated key agreement protocols from multi-linear forms APPLIED MATHEMATICS AND COMPUTATION, 2004, v.159 , 317-331
  SCIE
• [학술지논문] 벡터 분할 문제의 어려움에 기반한 서명기법 Proceedings of CISC , 2004, v.00 no.00 , 0-0
• [학술지논문] 인증서 기반이 아닌 효율적인 공개키 암호화 기법 정보보호학회 논문지, 2004, v.14 no.5 , 165-176
• [학술지논문] Generalization on proper G-spaces for Locally compact Lie group G Bull. Korean Math., 2003, v.40 no.2 , 309-317
• [학술지논문] Multiparty Key Agreement Protocol Based on Symmetric Techniques Communications in KMS, 2003, v.18 no.1 , 169-179
• [학술지논문] Tate pairing implementations for hyperelliptic curves y2=x3+x+1 Advances in Cryptology-Asiacrypt 2003 LNCS , 2003, v.2894 , 111-123
  SCIE
• [학술지논문] The better bound of private key in RSA with unbalanced primes APPLIED MATHEMATICS AND COMPUTATION, 2003, v.139 , 351-362
  SCIE
• [학술지논문] Stable splittings of classifying spaces of 2-toral compact Lie groups Topology and its Applications, 2002, v.125 no.1 , 73-85
  SCI
• [학술지논문] Homotopy fixed point set for p-compact toral group Bulletin of Korean Mathematical Society, 2001, v.38 no.1 , 169-175
• [학술지논문] Localization of the Cohomlogy of the Homotopy Orbit Space of p-compact Groups Bulletin of Korean Mathematical Society, 2001, v.38 no.4 , 719-725
• [학술지논문] Homotopy Fixed Point Set of The Homotopy Fibre Bulletin of the Korean Mathematical Society, 1999, v.36 no.4 , 755-762
• [학술지논문] Finite generation of equivariant cohomology for a p-compact group G Bulletin of the Australian Mathematical Society, 1998, v.58 , 387-391
  SCI
• [학술지논문] Induced maps in homology for p-toral compact Lie groups Topology and its Applications, 1998, v.87 , 189-197
  SCI
• [학술지논문] Existence of subpolynomial algebras in H*(BG, Z/7)1 Bull. of KMS, 1997, v.34 no.1 , 1-8
• [학술지논문] Some properties on spaces with noncompact group action Comm. of KMS, 1997, v.12 no.2
• [학술지논문] The stable and unstable types of classifying spaces Canadian Mathematical Bulletins, 1997, v.40 no.3 , 341-351
  SCI
• [학술지논문] Invariant theory over the tensor product of a polynomial algebra and an exterior algebra Communications in algebra (vol.23, No 2), 1995
• [학술지논문] Invariants of the symmetric group Communications in Korean Society(10권2호), 1995
• [저역서] 위상수학 , 1998
• [저역서] 미분적분학 , 1996
• [학술발표] Efficient pairings and pairing friendly curves in cryptography 대한수학회 봄학술대회, 대한민국, 부산, 2015-04-25 대한수학회 봄학술대회 초록집, 2015, 44-44
• [학술발표] Efficient pairing computation on ordinary elliptic curves 2014년도 대한수학회 봄 연구발표회, 대한민국, 서울, 2014-04-26 2014년도 대한수학회 봄 연구발표회 발표 초록집, 2014
• [학술발표] A quantum signature scheme based on the quantum McEliece cryptosystem 2014 The International Congress of Mathematicians, 대한민국, 서울, 2014-08-15 Confernece Proceddings of 2014 The International Congress of Mathematicians, 2014
• [학술발표] Constructing sporadic families of pairing-friendly elliptic curves 2014년도 대한수학회 정기총회 및 가을연구발표회, 대한민국, 서울, 2014-10-25 대한수학회 발표 초록집, 2014
• [학술발표] De-randomization of cryptographic multilinear maps and decryption of fully homomorphic encryption International Congress of Mathematicians, 대한민국, 서울, 2014-08-18 Proceedings of ICM 2014, 2014
• [학술발표] On the description of somewhat homomorphic encryption The Asian Mathematical Conference, 대한민국, 부산, 2013-07-02 Programs and Abstracts, 2013, 0-0
• [학술발표] Polynomial representations for $n$-th roots in finite fields 대한수학회 가을 연구발표회, 대한민국, 서울, 2013-10-26 KMS Meeting-Programs and Abstracts, 2013
• [학술발표] Pairing Inversion via Non-degenerate Auxiliary Pairings Pairing 2013, 중국, 베이징, 2013-11-23 Lecture Notes in Computer Science, 2013
• [학술발표] Reducing pairing inversion to exponentiation inversion using non-degenerate relations The Asian Mathematical Conference, 대한민국, 부산, 2013-07-02 Programs and Abstracts, 2013
• [학술발표] Construction of pairing friendly curves with low embedding degree using GLV decomposition 대한수학회 봄연구발표회 , 대한민국, 2012-04-28 대한수학회 발표초록집, 2012
• [학술발표] Pairing generating polynomial 대한수학회 봄 연구발표회, 대한민국, 2012-04-28 대한수학회 발표초록집, 2012
• [학술발표] Reducing the public key size of Waters signature by using the a-CDH problem 대한수학회 봄 연구발표회, 대한민국, 2012-04-28 대한수학회 발표 논문집, 2012
• [학술발표] An efficient redactable signature based on RSA 대한수학회 정기총회 및 연구발표회, 대한민국, 2010-10-23 대한수학회 초록논문집, 2010
• [학술발표] Miller loop length in Atei pairing based on Brezing-Weng scheme 대한수학회 정기총회 및 가을 연구발표회 , 대한민국, 포항, 2010-10-23 대한수학회 초록논문집, 2010, 44-44
• [학술발표] Constructing Pairing-Friendly Curves with Variable CM Discriminant KMS-AMS joint meeting, 대한민국, 2009-12-17 KMS-AMS joint meeting proceedings, 2009
• [학술발표] Efficient Pairing Computation and its Classification Joint Meeting of the KMS and the AMS, 대한민국, 2009-12-19 Joint Meeting of the KMS and the AMS, 2009
• [학술발표] Efficient and Generalized pairing Computation on Abelian Vareities UKC 2009, 미국, 2009-07-18 UKC 2009, 2009
• [학술발표] Generating Pairing Friendly Curves with the CM Equation of Degree 1 International Conference on Pairing-based Cryptography , 미국, 2009-08-12 Proceedings of Pairing 2009, 2009
• [학술발표] Identity-based verifiably encrypted signatures without random oracles KMS-AMS joint meeting, 대한민국, 2009-12-19 KMS-AMS joint meeting proceedings, 2009
• [학술발표] A new certificate signature scheme 대한수학회, 대한민국, 대전, 2007-10-21
• [학술발표] Efficeint computation of bilinear pairing on elliptic/hyperelliptic curve 한국산업정보응용수학회, 대한민국, 2007-11-24
• [학술발표] Eta Pairing Computation on General Divisors over Hyperelliptic Curves $y^2 = x^7-x \pm 1$ International Conference on Pairing based Cryptography, 일본, 도쿄, 2007-07-04
• [학술발표] R-ate pairing 대한수학회, 대한민국, 대전, 2007-10-20
• [학술발표] Revisited Certificateless Signature Schemes 한국산업정보응용수학회, 대한민국, 횡성, 2007-11-24
• [학술발표] efficient signcryption for multiple recipients 대한수학회, 대한민국, 대전, 2007-10-20
• [학술발표] A short ID-based multisignature scheme for a fixed group of signers 대한수학회, 대한민국, 서울, 2006-10-29
• [학술발표] Pairing 기반 암호 및 계산 알고리즘 KIAS-KMS Workshop on Cryptography, 대한민국, 서울, 2006-06-24
• [학술발표] Tate pairing computation in cryptography International Conference on Mathematics(Global KMS), 대한민국, 서울, 2006-10-28
• [학술발표] Cryptanalysis for Vector Decomposition Problem International Conference of Women Engineers and Scientists , 대한민국, 서울, 2005-08-27
• [학술발표] Efficient Signcryption Intenational conference of Women Engineers and Scienctists , 대한민국, 서울 , 2005-08-27
• [학술발표] Efficient computation of the Tate pairing on hyperelliptic curves with genus 3 대한수학회 한국 정보보호학회 공동학술대회, 대한민국, 서울, 2005-10-21
• [학술발표] Pairing을 이용한 사용자간 통신이 필요없는 그룹키 공유 프로토콜 한국정보보호학회, 대한민국, 서울, 2005-12-03
• [학술발표] Tate-pairing implementations for hyperelliptic curves y^2 = x^p + x + d Combinatorics Workshop, 대한민국, 서울, 2005-08-10
• [학술발표] 벡터 분해 문제의 어려움에 대한 분석 한국정보보호학회 , 대한민국, 2005-12-03
• [학술발표] An Authenticated Public Key Encryption Scheme Joint Forum of Japan WU, Ochanomizu U, Ewha WU , 대한민국, 서울, 2004-09-09
• [학술발표] Certificateless public key encryption using pairings International Workshop for Korean Women in Mathematics, 대한민국, 서울, 2004-06-22
• [학술발표] Pairing based Cryptosystem and Vector Decomposition Problem Deawoo Mathematics Workshop on Cryptography, 대한민국, 서울, 2004-07-19
• [학술발표] Vector Decomposition Bilinear Problem and its Application to PKC Joint Forum of Japan WU, Ochanomizu U and Ewha WU, 대한민국, 서울, 2004-09-09
• [학술발표] 벡터 분할 문제의 어려움에 기반한 서명기법 한국정보보호학회 , 대한민국, 서울, 2004-12-04
• [학술발표] Authenticated ID-based encryption scheme without key escrow 대한수학회, 대한민국, 충주, 2003-10-24
• [학술발표] Tate pairing implementation for tripartite key agreement American Mathematical Socienty, 미국, 인디애나, 2003-04-05
• [학술발표] Tate pairing implementations for hyperelliptic curves y^2=x^3+x+1 Asiacrypt 2003, 대만, 타이페이, 2003-12-01
• [학술발표] Authenticated group Key Agreement Protocol on braid groups International conference on cryptology, 미국, 산타바바라, 2002-08-20
• [학술발표] Authenticated n party Key Agreement Protocols from Multilinear Forms 대한수학회, 대한민국, 광주, 2002-10-19
• [학술발표] Authenticated n-party key agreement protocols from multi-linear forms International conference on Cryptology , 미국, 산타바바라, 2002-08-20
• [학술발표] Homotopy fixed point sets and actions on homogeneous spaces of p-compact groups International Algebraic Topology Conference, 미국, 시카고, 2002-03-27
• [학술발표] Homotopy fixd point sets and actions on homogeneous spaces of p-compact groups 일본수학회, 일본, 九州, 2001-10-03
• [학술발표] Homotopy fixd point sets and actions on homogeneous spaces of p-compact groups 대한수학회, 대한민국, 서울, 2001-10-19
• [학술발표] The better bound of private key in RSA with unbalanced primes 대한수학회, 대한민국, 서울, 2001-10-19
• [학술발표] Homotopy fixed point set for p-compact group G 대한수학회추계발표회, 대한민국, 제주도, 1998-08-28
• [학술발표] Homotopy fixed point set for p-compact group G Model Theory and Rational Homotopy Theory, 일본, 오까야마, 1998-12-14
• [학술발표] density of A.(F , K) in lim(F , K)p 대한수학회, 1996-11-27
• [학술발표] Applications of Segal's Burnside ring conjecture 대한수학회, 1995-10-15

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