Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{ARM_1977__13_1_a1, author = {Dal{\'\i}k, Josef}, title = {Verbandstheoretische {Eigenschaften} von {Sprachen.} {II}}, journal = {Archivum mathematicum}, pages = {13--23}, publisher = {mathdoc}, volume = {13}, number = {1}, year = {1977}, mrnumber = {0468338}, zbl = {0374.68044}, language = {ge}, url = {http://geodesic.mathdoc.fr/item/ARM_1977__13_1_a1/} }
Dalík, Josef. Verbandstheoretische Eigenschaften von Sprachen. II. Archivum mathematicum, Tome 13 (1977) no. 1, pp. 13-23. http://geodesic.mathdoc.fr/item/ARM_1977__13_1_a1/