%0 Journal Article %A Li, Yangming %T -covering systems of subgroups for the class of supersoluble groups. %J Sibirskij Matematicheskij Zhurnal %D 2006 %P 575 %V 47 %N 3 %I mathdoc %U https://geodesic-test.mathdoc.fr/item/SMZ_2006__47_3_53180/ %G en %F SMZ_2006__47_3_53180