00640nam a22001697a 4500008004100000040005500041080002100096245007900117260004000196300001000236650001200246700001900258700002000277942001200297999001700309952014400326230428b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a518.4(082.2)bK8  aTheory of graphs: b Proceedings of the colloquium held at tihany, Hungary  aNew York:  bAcademic Press, c1968  a370p.  aScience  aErdos, P (Ed.)  aKatona, G (Ed.)  2udccBK  c24704d24704  00102udc40651840822_K870936245aNSLbNSLcGF/Rk-5/C-23/R-3d1969-03-11l0o518.4(082.2) K8p26726r2023-04-28 00:00:00w2023-04-28yBK