Pure dimension and projectivity of tropical polytopes Z Izhakian, M Johnson, M Kambites Advances in Mathematics 303, 1236-1263, 2016 | 27 | 2016 |

Multiplicative structure of 2x2 tropical matrices M Johnson, M Kambites Linear Algebra and its Applications 435 (7), 1612-1625, 2011 | 27 | 2011 |

Tropical matrix groups Z Izhakian, M Johnson, M Kambites Semigroup Forum 96 (1), 178-196, 2018 | 23 | 2018 |

Identities in upper triangular tropical matrix semigroups and the bicyclic monoid L Daviaud, M Johnson, M Kambites Journal of Algebra 501, 503-525, 2018 | 21 | 2018 |

Green’s J-order and the rank of tropical matrices M Johnson, M Kambites Journal of Pure and Applied Algebra 217 (2), 280-292, 2013 | 18 | 2013 |

Idempotent tropical matrices and finite metric spaces M Kambites, M Johnson Advances in Geometry 14 (2), 253-276, 2014 | 17 | 2014 |

Exact rings and semirings D Wilding, M Johnson, M Kambites Journal of Algebra 388, 324-337, 2013 | 16 | 2013 |

Convexity of tropical polytopes M Johnson, M Kambites Linear Algebra and its Applications 485, 531–544, 2015 | 10 | 2015 |

Adams operations on the Green ring of a cyclic group of prime-power order RM Bryant, M Johnson Journal of Algebra 323 (10), 2818-2833, 2010 | 9 | 2010 |

Linear isomorphisms preserving Green's relations for matrices over anti-negative semifields A Guterman, M Johnson, M Kambites Linear Algebra and its Applications 545, 1-14, 2018 | 8 | 2018 |

Periodicity of Adams operations on the Green ring of a finite group RM Bryant, M Johnson Journal of Pure and Applied Algebra 215 (5), 989-1002, 2011 | 8 | 2011 |

Tropical representations and identities of plactic monoids M Johnson, M Kambites Transactions of the American Mathematical Society 374 (6), 4423-4447, 2021 | 7 | 2021 |

Geometry and algorithms for upper triangular tropical matrix identities M Johnson, NM Tran Journal of Algebra 530, 470-507, 2019 | 7 | 2019 |

The Shortest Identities for Max-Plus Automata with Two States. L Daviaud, M Johnson MFCS 83, 48, 2017 | 7 | 2017 |

Identities in unitriangular and gossip monoids M Johnson, P Fenner Semigroup Forum 98 (2), 338-354, 2019 | 6 | 2019 |

Lie powers and Witt vectors RM Bryant, M Johnson Journal of Algebraic Combinatorics 28 (1), 169-187, 2008 | 6 | 2008 |

Standard tableaux and Klyachko's theorem on Lie representations M Johnson Journal of Combinatorial Theory, Series A 114 (1), 151-158, 2007 | 6 | 2007 |

NP-completeness in the gossip monoid P Fenner, M Johnson, M Kambites International Journal of Algebra and Computation 28 (04), 653-672, 2018 | 4 | 2018 |

Matrix semigroups over semirings V Gould, M Johnson, M Naz International Journal of Algebra and Computation 30 (02), 267-337, 2020 | 3 | 2020 |

FP-injective semirings, semigroup rings and Leavitt path algebras M Johnson, TG Nam Communications in Algebra 45 (5), 1893-1906, 2017 | 3 | 2017 |