1. Higher Transcendental Functions;Erdélyi,1953
2. Higher Transcendental Functions;Erdélyi,1955
3. Multiple Hypergeometric Functions and Applications;Exton,1976
4. Multiple Gaussian Hypergeometric Series;Srivastava,1985
5. Approximation of Lauricella’s functions FD ratio by Nörlund’s branched continued fraction in the complex domain;Antonova;Mat. Metody Fiz. Mekh. Polya,2004