1. Handbook of Mathematical Functions,1965
2. Higher Transcendental Functions, vol. I,1953
3. Starlike and prestarlike hypergeometric functions;Carlson;SIAM J. Math. Anal.,1984
4. Some remarks on Jack's lemma;Fournier;Mathematica,2001
5. Ueber die Nullstellen der hypergeometrischen Reihe;Hurwitz;Math. Ann.,1891