%0 Journal Article %A N. A. Akhramenko %A L. M. Bulauko %T Mass of massive spherical shell with regard to gravitational defect %J Problemy fiziki, matematiki i tehniki %D 2014 %P 13-15 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/PFMT_2014_3_a1/ %G ru %F PFMT_2014_3_a1