%0 Journal Article %A A. Ballester-Bolinches %A C. Calvo %A L. A. Shemetkov %T On partially saturated formations of finite groups %J Sbornik. Mathematics %D 2007 %P 757-775 %V 198 %N 6 %U http://geodesic.mathdoc.fr/item/SM_2007_198_6_a0/ %G en %F SM_2007_198_6_a0