Voir la notice de l'article provenant de la source Novi sad journal of mathematics website
@article{NSJOM_1987_17_2a_10, author = {Had\v{z}i\'c Olga}, title = {A theorem on coincidence points for multivalued mappings in convex metric spaces}, journal = {Novi Sad Journal of Mathematics}, pages = {151-161}, publisher = {mathdoc}, volume = {17}, number = {2}, year = {1987}, url = {http://geodesic.mathdoc.fr/item/NSJOM_1987_17_2a_10/} }
Hadžić Olga. A theorem on coincidence points for multivalued mappings in convex metric spaces. Novi Sad Journal of Mathematics, Tome 17 (1987) no. 2. http://geodesic.mathdoc.fr/item/NSJOM_1987_17_2a_10/