Voir la notice de l'article provenant de la source Novi sad journal of mathematics website
@article{NSJOM_1990_20_2a_18, author = {Had\v{z}i\'c Olga,}, title = {On multivalued contractions in probabilistic metric spaces}, journal = {Novi Sad Journal of Mathematics}, pages = {161-171}, publisher = {mathdoc}, volume = {20}, number = {2}, year = {1990}, url = {http://geodesic.mathdoc.fr/item/NSJOM_1990_20_2a_18/} }
Hadžić Olga,. On multivalued contractions in probabilistic metric spaces. Novi Sad Journal of Mathematics, Tome 20 (1990) no. 2. http://geodesic.mathdoc.fr/item/NSJOM_1990_20_2a_18/