Search results for: Ortrud R. Oellermann
Discrete Mathematics > 2004 > 274 > 1-3 > 125-135
Discrete Mathematics > 2002 > 242 > 1-3 > 103-113
Discrete Mathematics > 2004 > 274 > 1-3 > 125-135
Discrete Mathematics > 2002 > 242 > 1-3 > 103-113