Voir la notice de l'article provenant de la source European Digital Mathematics Library
@misc{AMUC_1991__58-59_186077, title = {[unknown]}, journal = {Acta mathematica Universitatis Comenianae}, pages = {181--188}, publisher = {mathdoc}, volume = {58-59}, year = {1991}, url = {http://geodesic.mathdoc.fr/item/AMUC_1991__58-59_186077/} }
[unknown]. Acta mathematica Universitatis Comenianae, 58-59 (1991), pp. 181-188. http://geodesic.mathdoc.fr/item/AMUC_1991__58-59_186077/