Y. Alavi
Theory and Applications of Graphs - 1978 - Heidelberg Springer Berlin 1978 - Proceedings - Lecture Notes in Mathematics v.642 .
9783540359128
Mathematics and Statistics
Theory and Applications of Graphs - 1978 - Heidelberg Springer Berlin 1978 - Proceedings - Lecture Notes in Mathematics v.642 .
9783540359128
Mathematics and Statistics