Preprinti IMFM

Avtor: T. Valla e-mail

1001: Zdeněk Dvořák, Riste Škrekovski, T. Valla: Planar graphs of odd-girth at least 9 are homomorphic to Petersen graph, 44 (2006) e-sigma PDF PDF
929: Zdeněk Dvořák, Riste Škrekovski, T. Valla: Four gravity results, 42 (2004) e-sigma PDF PDF