Bonchev , Danail Chemical graph theory : introduction and fundamentals / by Danail Bonchev and Dennis H Rouvray - New York : Abacus Press, 1991. - ix , 288 p. ill. ; 23 c.m. ISBN: 9780856264542 Subjects--Topical Terms: Industrial Chemistry.Mathematical chemistry Dewey Class. No.: 540.15115 / BON/C