@article{MOMA_1957__61_177027,
     author = {F.M. Ragab},
     title = {On the {Product} of {Two} {Confluent} {Hypergeometric} {Functions.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {312--317},
     publisher = {mathdoc},
     volume = {61},
     year = {1957},
     zbl = {0078.25804},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1957__61_177027/}
}