Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{CMUC_1974__15_1_a15, author = {Beran, Ladislav}, title = {Modularity in generalized orthomodular lattices}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {189--193}, publisher = {mathdoc}, volume = {15}, number = {1}, year = {1974}, mrnumber = {0337709}, zbl = {0285.06006}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1974__15_1_a15/} }
Beran, Ladislav. Modularity in generalized orthomodular lattices. Commentationes Mathematicae Universitatis Carolinae, Tome 15 (1974) no. 1, pp. 189-193. http://geodesic.mathdoc.fr/item/CMUC_1974__15_1_a15/