Physical versus computational complementarity. I C Calude, E Calude, K Svozil, S Yu International Journal of Theoretical Physics 36 (7), 1495-1523, 1997 | 53 | 1997 |

A new measure of the difficulty of problems CS Calude, E Calude, M Dinneen Department of Computer Science, The University of Auckland, New Zealand, 2006 | 41 | 2006 |

Passages of proof CS Calude, E Calude, S Marcus arXiv preprint math/0305213, 2003 | 35 | 2003 |

Finite nondeterministic automata: Simulation and minimality CS Calude, E Calude, B Khoussainov Theoretical Computer Science 242 (1-2), 219-235, 2000 | 30 | 2000 |

Deterministic automata simulation, universality and minimality C Calude, E Calude, B Khoussainov Annals of Pure and Applied Logic 90 (1-3), 263-276, 1997 | 30 | 1997 |

Guest column: Adiabatic quantum computing challenges CS Calude, E Calude, MJ Dinneen ACM SIGACT News 46 (1), 40-61, 2015 | 25 | 2015 |

Evaluating the Complexity of Mathematical Problems: Part 2 CS Calude, E Calude Complex Systems 18 (4), 387, 2010 | 21 | 2010 |

The road to quantum computational supremacy CS Calude, E Calude Jonathan M. Borwein Commemorative Conference, 349-367, 2017 | 20 | 2017 |

Deterministic incomplete automata: simulation, universality and complementarity E Calude, M Lipponen Centre for Discrete Mathematics and Theoretical Computer Science, 1997 | 20 | 1997 |

Bivariate operators of Schurer-Stancu type D Barbosu An. St. Univ. Ovidius Constanta 11 (1), 1-8, 2003 | 19 | 2003 |

The complexity of proving chaoticity and the Church–Turing thesis CS Calude, E Calude, K Svozil Chaos: An Interdisciplinary Journal of Nonlinear Science 20 (3), 037103, 2010 | 16 | 2010 |

The complexity of the four colour theorem CS Calude, E Calude LMS Journal of Computation and Mathematics 13, 414-425, 2010 | 16 | 2010 |

Minimal Deterministic Incomplete Automata. E Calude, M Lipponen J. Univers. Comput. Sci. 3 (11), 1180-1193, 1997 | 16 | 1997 |

Inductive complexity measures for mathematical problems M Burgin, CS Calude, E Calude International Journal of Foundations of Computer Science 24 (04), 487-500, 2013 | 12 | 2013 |

The Complexity of Riemann's Hypothesis. E Calude Journal of Multiple-Valued Logic & Soft Computing 18, 2012 | 11 | 2012 |

The complexity of Euler’s integer partition theorem CS Calude, E Calude, MS Queen Theoretical Computer Science 454, 72-80, 2012 | 9 | 2012 |

Inductive complexity of P versus NP Problem CS Calude, E Calude, MS Queen International Conference on Unconventional Computing and Natural Computation …, 2012 | 9 | 2012 |

Evaluating the complexity of mathematical problems C Calude, E Calude Centre for Discrete Mathematics and Theoretical Computer Science, 2008 | 9 | 2008 |

Algorithmic Complexity of Mathematical Problems: An Overview of Results and Open Problems. CS Calude, E Calude Int. J. Unconv. Comput. 9 (3-4), 327-343, 2013 | 8 | 2013 |

Developments in Language Theory CS Calude, E Calude, MJ Dinneen Springer-Verlag Berlin/Heidelberg, 2005 | 8 | 2005 |