International Workshop WG`86 on Granph-Theoretic Concepts in Computer Science.International Workshop WG`86 on Granph-Theoretic Concepts in Computer Science (12th : 1986 : Bernried)：Granph-Theoretic Concepts in Computer Science : proceedings.Springer,1987.
International Workshop WG`86 on Granph-Theoretic Concepts in Computer Science (12th : 1986 : Bernried)：Granph-Theoretic Concepts in Computer Science : proceedings
International Workshop WG`86 on Granph-Theoretic Concepts in Computer Science.Springer,1987.
