@article{PIM_1991_N_S_49_63_a8,
     author = {G. A. Halim and D. K. Thomas},
     title = {Sharp {Estimates} {For} {Some} {Integral} {Operators} {Of} {Convex} {Functions} {Of} {Order} {Alpha}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {67 },
     publisher = {mathdoc},
     volume = {_N_S_49},
     number = {63},
     year = {1991},
     url = {http://geodesic.mathdoc.fr/item/PIM_1991_N_S_49_63_a8/}
}