@article{MV_1978_30_1_a22,
     author = {J. Achari},
     title = {Some fixed point theorems for a class of mappings},
     journal = {Matemati\v{c}ki vesnik},
     pages = {161 },
     year = {1978},
     volume = {30},
     number = {1},
     url = {http://geodesic.mathdoc.fr/item/MV_1978_30_1_a22/}
}