Sharma, J. N. (1996). Special Functions (4th ed.). Modern Book Centre.
Lua i Stíl Chicago (17ú heag.)Sharma, J. N. Special Functions. 4th ed. Meerut: Modern Book Centre, 1996.
Lua MLA (9ú heag.)Sharma, J. N. Special Functions. 4th ed. Modern Book Centre, 1996.
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