Proof techniques in graph theory proceeding of the second Ann Arbor Graph Theory Conference, february 1969
Ann Arbor Graph Theory Conference (2nd 1968) Lowell W Beineke; Frank Harary
New York Academic Press 1969
Localização: ICMC - Inst. Ciên. Mat. Computação (68R10 P965 1968 e.1 ) e outros locais(Acessar)