Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1962_146_5_a12, author = {S. S. Ryshkov}, title = {The structure of an $n$-dimensional parallelohedron of first type}, journal = {Doklady Akademii Nauk}, pages = {1027--1030}, publisher = {mathdoc}, volume = {146}, number = {5}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1962_146_5_a12/} }
S. S. Ryshkov. The structure of an $n$-dimensional parallelohedron of first type. Doklady Akademii Nauk, Tome 146 (1962) no. 5, pp. 1027-1030. http://geodesic.mathdoc.fr/item/DAN_1962_146_5_a12/