@article{DM_1996_8_3_a11, author = {Sh. I. Galiev}, title = {Multiple packings and coverings of a sphere}, journal = {Diskretnaya Matematika}, pages = {148--160}, publisher = {mathdoc}, volume = {8}, number = {3}, year = {1996}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DM_1996_8_3_a11/} }