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@article{IVM_1961_5_a11, author = {M. M. Khapaev}, title = {Asymptotic expansions of hypergeometric and confluent hypergeometric functions}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {98--101}, publisher = {mathdoc}, number = {5}, year = {1961}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1961_5_a11/} }
M. M. Khapaev. Asymptotic expansions of hypergeometric and confluent hypergeometric functions. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 5 (1961), pp. 98-101. http://geodesic.mathdoc.fr/item/IVM_1961_5_a11/