@article{MZ_1953__58_169363,
     author = {H. Skovgaard},
     title = {Note on the number of real zeros of the confluent hypergeometric function {F} (a;c;x).},
     journal = {Mathematische Zeitschrift},
     pages = {448--452},
     publisher = {mathdoc},
     volume = {58},
     year = {1953},
     zbl = {0050.29502},
     url = {http://geodesic.mathdoc.fr/item/MZ_1953__58_169363/}
}