Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1990_47_5_a10, author = {S. A. Piunikhin}, title = {Quasicrystallographic groups in the sense of {Novikov}}, journal = {Matemati\v{c}eskie zametki}, pages = {81--87}, publisher = {mathdoc}, volume = {47}, number = {5}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1990_47_5_a10/} }
S. A. Piunikhin. Quasicrystallographic groups in the sense of Novikov. Matematičeskie zametki, Tome 47 (1990) no. 5, pp. 81-87. http://geodesic.mathdoc.fr/item/MZM_1990_47_5_a10/