@article{PIM_1977_N_S_21_35_a14,
     author = {S. A. Husain and V. M. Sehgal},
     title = {A {Fixed} {Point} {Theorem} {With} {A} {Functional} {Inequality}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {89 },
     publisher = {mathdoc},
     volume = {_N_S_21},
     number = {35},
     year = {1977},
     url = {http://geodesic.mathdoc.fr/item/PIM_1977_N_S_21_35_a14/}
}