00833nam a22002291 4500 1/18604 020121s1979 enk 1 eng d 0121951502 19144 DLC GR-PeUP 511.5 CV Cvetkovic, Dragoss M. Spectra of graphs : theory and application / Dragoss M. Cvetkovi c, Michael Doob, Horst Sachs New York : Academic Press, 1980 368 p. ; 23 cm. Pure and applied mathematics a series of monographs and textbooks ; Include bibliography and index Graph theory. Doob, Michael. Sachs, Horst. Pure and applied mathematics a series of monographs and textbooks ; 87 INST UNIPILB MAIN 20040709 511.5 CV 00137756 00137756 LOAN 0 1