Korn, Granino A.
McGraw-Hill Book, 1977
Buku Teks
Debenham, Michael J.
Pergamon Press, 1979
Buku Teks
Veronis, Andrew
Reston Publishing, 1978
Buku Teks
Streitmatter, Gene A.
Reston, 1982
Buku Teks
edited by Greg Astfalk
Society for Industrial and Applied Mathematics, 1996
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