Voir la notice de l'article provenant de la source Novi sad journal of mathematics website
@article{NSJOM_1980_10_Nonea_4, author = {Had\v{z}i\'c Olga and Stojakovi\'c Mila}, title = {Some applications of {Bocsan{\textquoteright}s~} fixed point theorems}, journal = {Novi Sad Journal of Mathematics}, pages = {37-47}, publisher = {mathdoc}, volume = {10}, year = {1980}, url = {http://geodesic.mathdoc.fr/item/NSJOM_1980_10_Nonea_4/} }
Hadžić Olga; Stojaković Mila. Some applications of Bocsan’s fixed point theorems. Novi Sad Journal of Mathematics, Tome 10 (1980). http://geodesic.mathdoc.fr/item/NSJOM_1980_10_Nonea_4/