Algebraic models of 3-types and automorphism structures for crossed modules R Brown, ND Gilbert Proc. London Math. Soc.(3) 59 (1), 51-73, 1989 | 142 | 1989 |

Knots and surfaces ND Gilbert, T Porter Oxford University Press, USA, 1996 | 114 | 1996 |

Presentations of the automorphism group of a free product ND Gilbert Proceedings of the London Mathematical Society 3 (1), 115-140, 1987 | 53 | 1987 |

The non-abelian tensor product of groups and related constructions ND Gilbert, PJ Higgins Glasgow Mathematical Journal 31 (1), 17-29, 1989 | 50 | 1989 |

Actions and expansions of ordered groupoids ND Gilbert Journal of Pure and Applied Algebra 198 (1-3), 175-195, 2005 | 45 | 2005 |

LOG groups and cyclically presented groups ND Gilbert, J Howie Journal of Algebra 174 (1), 118-131, 1995 | 43 | 1995 |

Tree actions of automorphism groups ND Gilbert, J Howie, V Metaftsis, E Raptis Walter de Gruyter GmbH & Co. KG 3 (2), 213-223, 2000 | 38 | 2000 |

Derivations, automorphisms and crossed modules ND Gilbert Communications in Algebra 18 (8), 2703-2734, 1990 | 27 | 1990 |

HNN extensions of inverse semigroups and groupoids ND Gilbert Journal of Algebra 272 (1), 27-45, 2004 | 23 | 2004 |

Threshold subgroups for Cockcroft 2-complexes ND Gilbert, J Howie Communications in Algebra 23 (1), 225-275, 1995 | 18 | 1995 |

Presentations of the inverse braid monoid ND Gilbert Journal of Knot Theory and Its Ramifications 15 (05), 571-588, 2006 | 17 | 2006 |

Structure and torsion in automorphism groups of free products DJ Collins, ND Gilbert The Quarterly Journal of Mathematics 41 (2), 155-178, 1990 | 17 | 1990 |

The non-abelian tensor square of a free product of groups ND Gilbert Archiv der Mathematik 48, 369-375, 1987 | 17 | 1987 |

Monoid presentations and associated groupoids ND Gilbert International Journal of Algebra and Computation 8 (02), 141-152, 1998 | 16 | 1998 |

Cockcroft properties of graphs of 2-complexes ND Gilbert, J Howie Proceedings of the Royal Society of Edinburgh Section A: Mathematics 124 (2 …, 1994 | 14 | 1994 |

Fibrations of ordered groupoids and the factorization of ordered functors N AlYamani, ND Gilbert, EC Miller Applied Categorical Structures 24, 121-146, 2016 | 13 | 2016 |

Zappa–Szép products of bands and groups ND Gilbert, S Wazzan Semigroup forum 77, 438-455, 2008 | 13 | 2008 |

Clifford semigroups and seminear-rings of endomorphisms ND Gilbert, M Samman International Electronic Journal of Algebra 7 (7), 110-119, 2010 | 12 | 2010 |

The low-dimensional homology of crossed modules ND Gilbert | 12 | 2000 |

On the fundamental cat^{n}-group of an n-cube of spacesND Gilbert Algebraic Topology Barcelona 1986: Proceedings of a Symposium held in …, 2006 | 11 | 2006 |