Computational complexity of checking identities in 0-simple semigroups and matrix semigroups over finite fields S Seif, C Szabó Semigroup Forum 72 (2), 207-222, 2006 | 49 | 2006 |

The complexity of the equivalence problem for nonsolvable groups G Horváth, L Mérai, C Szabó, J Lawrence Bulletin of the London Mathematical Society 39 (3), 433-438, 2007 | 45 | 2007 |

Reducts of the random partial order PP Pach, M Pinsker, G Pluhár, A Pongrácz, C Szabó Advances in Mathematics 267, 94-120, 2014 | 43 | 2014 |

The complexity of checking identities over finite groups G Horváth, C Szabó International Journal of Algebra and Computation 16 (05), 931-939, 2006 | 43 | 2006 |

An assertion concerning functionally complete algebras and NP-completeness G Horváth, CL Nehaniv, C Szabó Theoretical Computer Science 407 (1-3), 591-595, 2008 | 38 | 2008 |

Natural dualities for quasivarieties generated by a finite commutative ring DM Clark, PM Idziak, LR Sabourin, C Szabó, R Willard Algebra Universalis 46 (1), 285-320, 2001 | 36 | 2001 |

Independence algebras PJ Cameron, C Szabó Journal of the London Mathematical Society 61 (2), 321-334, 2000 | 34 | 2000 |

Equivalence and equation solvability problems for the alternating group A4 G Horváth, C Szabó Journal of Pure and Applied Algebra 216 (10), 2170-2176, 2012 | 31 | 2012 |

The extended equivalence and equation solvability problems for groups G Horváth, C Szabó Discrete Mathematics & Theoretical Computer Science 13, 2011 | 23 | 2011 |

Order varieties and monotone retractions of finite posets G Kun, C Szabó Order 18, 79-88, 2001 | 22 | 2001 |

An identity for subgroup lattices of abelian groups PP Pálfy, C Szabó Algebra Universalis 33 (2), 191-195, 1995 | 20 | 1995 |

Algebra complexity problems involving graph homomorphism, semigroups and the constraint satisfaction problem S Seif, C Szabó Journal of complexity 19 (2), 153-160, 2003 | 19 | 2003 |

Strong duality for metacyclic groups R Quackenbush, C Szabó Journal of the Australian Mathematical Society 73 (3), 377-392, 2002 | 19 | 2002 |

Nilpotent groups are not dualizable R Quackenbush, C Szabó Journal of the Australian Mathematical Society 72 (2), 173-180, 2002 | 19 | 2002 |

The complexity of the word-problem for finite matrix rings C Szabó, V Vértesi Proceedings of the American Mathematical Society 132 (12), 3689-3695, 2004 | 18 | 2004 |

The number of square islands on a rectangular sea EK Horväth, G Horväth, Z Németh, C Szabó Acta Scientiarum Mathematicarum 76 (1), 35-48, 2010 | 17 | 2010 |

Finite degree: algebras in general and semigroups in particular BA Davey, MG Jackson, JG Pitkethly, C Szabó Semigroup Forum 83, 89-110, 2011 | 16 | 2011 |

Free spectrum of the variety generated by the five element combinatorial Brandt semigroup K Katai-Urban, C Szabo Semigroup Forum 73, 253-260, 2006 | 15 | 2006 |

On three-rowed Chomp AE Brouwer, G Horváth, I Molnár-Sáska, C Szabó Integers: Electronic Journal of Combinatorial Number Theory 5 (G07), 1-11, 2005 | 15 | 2005 |

The complexity of checking identities for finite matrix rings C Szabó, V Vértesi algebra universalis 51, 439-445, 2004 | 14 | 2004 |