%0 Journal Article %A M. B. Abrosimov %T Characterization of graphs with a~given number of additional edges in a~minimal 1-vertex extension %J Prikladnaâ diskretnaâ matematika %D 2012 %P 111-120 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/PDM_2012_1_a7/ %G ru %F PDM_2012_1_a7