1998 | ||
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2 | Olof Barr: Properly Coloured Hamiltonian Paths in Edge-Coloured Complete Graphs without Monochromatic Triangles. Ars Comb. 50: (1998) | |
1994 | ||
1 | EE | Olof Barr: On extremal graphs without compatible triangles or quadrilaterals. Discrete Mathematics 125(1-3): 31-43 (1994) |