@article{PIM_1972_N_S_14_28_a2,
     author = {S. K. Chatterjea},
     title = {Fixed {Point} {Theorems} {For} {A} {Sequence} {Of} {Mappings} {With} {Contractive} {Iterates}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {15 },
     publisher = {mathdoc},
     volume = {_N_S_14},
     number = {28},
     year = {1972},
     url = {http://geodesic.mathdoc.fr/item/PIM_1972_N_S_14_28_a2/}
}