%0 Journal Article %A M. B. Abrosimov %T Some questions on minimal extensions of graphs %J Izvestiya of Saratov University. Mathematics. Mechanics. Informatics %D 2006 %P 86-91 %V 6 %N 1-2 %U http://geodesic.mathdoc.fr/item/ISU_2006_6_1-2_a9/ %G ru %F ISU_2006_6_1-2_a9