Online Public Access Catalogue (OPAC)Library,Documentation and Information Science Division
“A research journal serves that narrow
borderland which separates the known from the unknown”
-P.C.Mahalanobis
513.6 H254 69185
Harary Frank Number of plane trees 1954 pp.319-329 * Geometry Graph theory * Prins Geert, Auth.Tutte W T, Auth. * Title