Glenn Tesler Matchings in Graphs on Non-orientable Surfaces. [Citation Graph (0, 0)][DBLP] J. Comb. Theory, Ser. B, 2000, v:78, n:2, pp:198-231 [Journal]
Gregory Gutin, Anders Yeo Quasi-Hamiltonicity: A Series of Necessary Conditions for a Digraph to Be Hamiltonian. [Citation Graph (0, 0)][DBLP] J. Comb. Theory, Ser. B, 2000, v:78, n:2, pp:232-242 [Journal]