Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1977__27_4_a8, author = {Stan\v{e}k, Svatoslav}, title = {On an algebraic structure of a group of phases}, journal = {Mathematica slovaca}, pages = {423--430}, publisher = {mathdoc}, volume = {27}, number = {4}, year = {1977}, mrnumber = {536843}, zbl = {0388.34003}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1977__27_4_a8/} }
Staněk, Svatoslav. On an algebraic structure of a group of phases. Mathematica slovaca, Tome 27 (1977) no. 4, pp. 423-430. http://geodesic.mathdoc.fr/item/MASLO_1977__27_4_a8/