| Data structures and program design in C++ RL Kruse, AJ Ryba Prentice Hall, 2000 | 199 | 2000 |
| Modular moonshine II RE Borcherds, AJE Ryba | 60 | 1996 |
| Computer condensation of modular representations AJE Ryba Journal of symbolic computation 9 (5-6), 591-600, 1990 | 43 | 1990 |
| Finite simple groups which projectively embed in an exceptional Lie group are classified! R Griess Jr, A Ryba Bulletin of the American Mathematical Society 36 (1), 75-93, 1999 | 40 | 1999 |
| Modular moonshine? AJE Ryba Contemporary Mathematics 193, 307-336, 1996 | 37 | 1996 |
| Constructive membership in black-box groups PE Holmes, SA Linton, EA O'Brien, AJE Ryba, RA Wilson Walter de Gruyter GmbH & Co. KG 11 (6), 747-763, 2008 | 36* | 2008 |
| The Pascal mysticum demystified J Conway, A Ryba Math. Intelligencer 34 (3), 4-8, 2012 | 35 | 2012 |
| Some projective modules determined by sporadic geometries AJE Ryba, SD Smith, S Yoshiara Journal of Algebra 129 (2), 279-311, 1990 | 31 | 1990 |
| Embeddings ofU 3(8),Sz(8) and the Rudvalis group in algebraic groups of typeE 7 RL Griess, AJE Ryba Inventiones mathematicae 116, 215-241, 1994 | 26 | 1994 |
| Fibonacci Representations of the Symmetric Groups AJE Ryba Journal of Algebra 170 (2), 678-686, 1994 | 26 | 1994 |
| Embeddings of PGL2 (31) and SL2 (32) in E8 (C) RL Griess, AJE Ryba Duke mathematical journal 94 (1), 181-211, 1998 | 24 | 1998 |
| Rank one lattice type vertex operator algebras and their automorphism groups II. E-series C Dong, RL Griess Jr, A Ryba Journal of Algebra 217 (2), 701-710, 1999 | 20 | 1999 |
| Extending the Pascal Mysticum. J Conway, A Ryba Mathematical Intelligencer 35 (2), 2013 | 18 | 2013 |
| Classification of finite quasisimple groups which embed in exceptional algebraic groups RL Griess Jr, AJE Ryba Walter de Gruyter GmbH & Co. KG 5 (1), 1-39, 2001 | 18* | 2001 |
| Kostant′ s Conjecture Holds for E7: L2 (37)< E7 (C) PB Kleidman, AJE Ryba Journal of Algebra 161 (2), 535-540, 1993 | 18 | 1993 |
| Inversion and neighborhood inversion in graphs R Cowen, S Hechler, J Kennedy, A Ryba Graph Theory Notes of New York 37, 37-41, 1999 | 17 | 1999 |
| Matrix generators for the Harada–Norton group AJE Ryba, RA Wilson Experimental Mathematics 3 (2), 137-145, 1994 | 15 | 1994 |
| The hexad game J Kahane, AJ Ryba the electronic journal of combinatorics, R11-R11, 2001 | 13 | 2001 |
| A new construction of the O'Nan simple group AJE Ryba Journal of Algebra 112 (1), 173-197, 1988 | 13 | 1988 |
| Embeddings ofPSL (2, 41) andPSL (2, 49) inE8 (C) RL Griess Jr, AJE Ryba Journal of Symbolic Computation 31 (1-2), 211-227, 2001 | 12 | 2001 |
