1987 | ||
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2 | EE | Kiyoshi Ando, Yoko Usami: Critically (k, k)-connected graphs. Discrete Mathematics 66(1-2): 15-20 (1987) |
1983 | ||
1 | EE | Yoko Usami: Minimum number of edges in graphs that are both P2- and Pi-connected. Discrete Mathematics 44(2): 195-199 (1983) |
1 | Kiyoshi Ando | [2] |