Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{CMUC_1966__7_3_a7, author = {Havel, V\'aclav}, title = {Coordinatization of parallel systems}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {325--334}, publisher = {mathdoc}, volume = {07}, number = {3}, year = {1966}, mrnumber = {0209962}, zbl = {0173.22202}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1966__7_3_a7/} }
Havel, Václav. Coordinatization of parallel systems. Commentationes Mathematicae Universitatis Carolinae, Tome 07 (1966) no. 3, pp. 325-334. http://geodesic.mathdoc.fr/item/CMUC_1966__7_3_a7/