2003 | ||
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2 | EE | Olaf Krafft, Herbert Pahlings, Martin Schaefer: Diagonal-complete latin squares. Eur. J. Comb. 24(3): 229-237 (2003) |
1978 | ||
1 | EE | Herbert Pahlings: On the chromatic number of skew graphs. J. Comb. Theory, Ser. B 25(3): 303-306 (1978) |
1 | Olaf Krafft | [2] |
2 | Martin Schaefer | [2] |