@article{PIM_1990_N_S_48_62_a18,
     author = {Emily S. Murphree},
     title = {Some {Results} {On} {Subexponential} {Distributions}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {181 },
     publisher = {mathdoc},
     volume = {_N_S_48},
     number = {62},
     year = {1990},
     url = {http://geodesic.mathdoc.fr/item/PIM_1990_N_S_48_62_a18/}
}