Graphs, hypergraphs and matroids III :  proceedings of the seventh Regional Scientific Session of Mathematicians held in Kalsk, september 1988 : Section: Graph theory / 
edit. by Mieczysław Borowiecki, Zdzisław Skupień. 
 - Zielona Góra :  Wydaw. Uczelniane WSInż.,  1989. 
 - 191 s. :  il. ;  24 cm. 
<br/><br/>Bibliogr. przy ref. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teoria grafów--konferencje.
<br/><br/><label>Universal Decimal Class. No.: </label>519.14(061.3)