@article{CMH_1953__27_139055,
     author = {R. Creighton Buck},
     title = {On admissibility of sequences and a theorem of {P\'olya.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {75--80},
     publisher = {mathdoc},
     volume = {27},
     year = {1953},
     zbl = {0050.08103},
     url = {http://geodesic.mathdoc.fr/item/CMH_1953__27_139055/}
}