Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1985__35_2_a10, author = {Zuz\v{c}\'ak, Igor}, title = {Bases in $r$-spaces}, journal = {Mathematica slovaca}, pages = {175--184}, publisher = {mathdoc}, volume = {35}, number = {2}, year = {1985}, mrnumber = {795013}, zbl = {0578.54001}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1985__35_2_a10/} }
Zuzčák, Igor. Bases in $r$-spaces. Mathematica slovaca, Tome 35 (1985) no. 2, pp. 175-184. http://geodesic.mathdoc.fr/item/MASLO_1985__35_2_a10/