Handbook of graph theory JL Gross, J Yellen CRC press, 2003 | 1795 | 2003 |

Uniqueness and faithfulness of embedding of toroidal graphs S Negami Discrete Mathematics 44 (2), 161-180, 1983 | 125 | 1983 |

Ramsey theorems for knots, links and spatial graphs S Negami Transactions of the American Mathematical Society 324 (2), 527-541, 1991 | 107 | 1991 |

Diagonal flips in triangulations of surfaces S Negami Discrete Mathematics 135 (1-3), 225-232, 1994 | 100 | 1994 |

Diagonal transformations of graphs on closed surfaces S Negami, A Nakamoto | 92 | 1993 |

Irreducible triangulations of the Klein bottle S Lawrencenko, S Negami journal of combinatorial theory, Series B 70 (2), 265-291, 1997 | 91 | 1997 |

Polynomial invariants of graphs S Negami Transactions of the American Mathematical Society 299 (2), 601-622, 1987 | 77 | 1987 |

Diagonal flips of triangulations on surfaces, a survey S Negami Yokohama City University and Yokohama National University, 1999 | 66 | 1999 |

Chromatic numbers of quadrangulations on closed surfaces D Archdeacon, J Hutchinson, A Nakamoto, S Negam, K Ota Journal of Graph Theory 37 (2), 100-114, 2001 | 53 | 2001 |

Diagonal transformations of triangulation on surfaces S Negami, S Watanabe Tsukuba journal of mathematics 14 (1), 155-166, 1990 | 52 | 1990 |

Diagonal flips of triangulations on closed surfaces preserving specified properties R Brunet, A Nakamoto, S Negami journal of combinatorial theory, Series B 68 (2), 295-309, 1996 | 50 | 1996 |

わくわく算数 6 清水静海， 船越俊介， 根上生也， 寺垣内政一 啓林館, 2015 | 48 | 2015 |

Three nonisomorphic triangulations of an orientable surface with the same complete graph S Lawrencenko, S Negami, AT White Discrete Mathematics 135 (1-3), 367-369, 1994 | 48 | 1994 |

Diagonal flips in triangulations on closed surfaces with minimum degree at least 4 H Komuro, A Nakamoto, S Negami Journal of Combinatorial Theory, Series B 76 (1), 68-92, 1999 | 45 | 1999 |

The spherical genus and virtually planar graphs S Negami Discrete mathematics 70 (2), 159-168, 1988 | 45 | 1988 |

Classification of 6-regular Klein-bottlal graphs S Negami Res. Rep. Inf. Sci. TIT A-96, 1984 | 41 | 1984 |

Re-embedding of projective-planar graphs S Negami Journal of Combinatorial Theory, Series B 44 (3), 276-299, 1988 | 37 | 1988 |

A characterization of 3-connected graphs containing a given graph S Negami Journal of Combinatorial Theory, Series B 32 (1), 69-74, 1982 | 35 | 1982 |

Uniqueness and faithfulness of embedding of graphs into surfaces S Negami Doctor thesis, Tokyo Institute of Technology, 1985 | 34 | 1985 |

Enumeration of projective-planar embeddings of graphs S Negami Discrete mathematics 62 (3), 299-306, 1986 | 33 | 1986 |