Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{COMIM_1993__1_1_a1, author = {Czerwik, S.}, title = {Contraction mappings in $b$-metric spaces}, journal = {Communications in Mathematics}, pages = {5--11}, publisher = {mathdoc}, volume = {01}, number = {1}, year = {1993}, mrnumber = {1250922}, zbl = {0849.54036}, language = {en}, url = {http://geodesic.mathdoc.fr/item/COMIM_1993__1_1_a1/} }
Czerwik, S. Contraction mappings in $b$-metric spaces. Communications in Mathematics, Tome 01 (1993) no. 1, pp. 5-11. http://geodesic.mathdoc.fr/item/COMIM_1993__1_1_a1/