Free random variables DV Voiculescu, KJ Dykema, A Nica American Mathematical Soc., 1992 | 2130 | 1992 |

Lectures on the combinatorics of free probability A Nica, R Speicher Cambridge University Press, 2006 | 1411 | 2006 |

C*-algebras generated by isometries and Wiener-Hopf operators A Nica Journal of Operator Theory, 17-52, 1992 | 243 | 1992 |

On the multiplication of free N-tuples of noncommutative random variables A Nica, R Speicher American Journal of Mathematics, 799-837, 1996 | 187 | 1996 |

-diagonal pairs - a common approach to Haar unitaries and circular elements A Nica, R Speicher arXiv preprint funct-an/9604012, 1996 | 120 | 1996 |

Annular noncrossing permutations and partitions, and second-order asymptotics for random matrices JA Mingo, A Nica International Mathematics Research Notices 2004 (28), 1413-1460, 2004 | 102 | 2004 |

Commutators of free random variables A Nica, R Speicher | 94 | 1998 |

R-transforms of free joint distributions and non-crossing partitions A Nica journal of functional analysis 135 (2), 271-296, 1996 | 92 | 1996 |

Operator-valued distributions. I. Characterizations of freeness A Nica, D Shlyakhtenko, R Speicher International Mathematics Research Notices 2002 (29), 1509-1538, 2002 | 84 | 2002 |

On a remarkable semigroup of homomorphisms with respect to free multiplicative convolution ST Belinschi, A Nica Indiana university mathematics journal, 1679-1713, 2008 | 80 | 2008 |

A “Fourier transform” for multiplicative functions on non-crossing partitions A Nica, R Speicher Journal of Algebraic Combinatorics 6, 141-160, 1997 | 80 | 1997 |

Non-crossing cumulants of type B P Biane, F Goodman, A Nica Transactions of the American Mathematical Society 355 (6), 2263-2303, 2003 | 74 | 2003 |

A direct bijection for the Harer–Zagier formula IP Goulden, A Nica Journal of Combinatorial Theory, Series A 111 (2), 224-238, 2005 | 70 | 2005 |

On the Fock representation of the q-commutation relations. A Nica, K Dykema Journal für die reine und angewandte Mathematik (Crelles Journal) 1993 (440 …, 1993 | 60 | 1993 |

R-cyclic families of matrices in free probability A Nica, D Shlyakhtenko, R Speicher Journal of Functional Analysis 188 (1), 227-271, 2002 | 54 | 2002 |

A one-parameter family of transforms, linearizing convolution laws for probability distributions A Nica Communications in Mathematical Physics 168, 187-207, 1995 | 50 | 1995 |

η-series and a Boolean Bercovici–Pata bijection for bounded k-tuples ST Belinschi, A Nica Advances in Mathematics 217 (1), 1-41, 2008 | 46 | 2008 |

R-diagonal elements and freeness with amalgamation A Nica, D Shlyakhtenko, R Speicher Canadian Journal of Mathematics 53 (2), 355-381, 2001 | 43 | 2001 |

Infinitesimal non-crossing cumulants and free probability of type B M Février, A Nica Journal of Functional Analysis 258 (9), 2983-3023, 2010 | 42 | 2010 |

Asymptotically free families of random unitaries in symmetric groups. A Nica | 41 | 1993 |