Chu, Eleanor, author
CRC Pres, 2008
Buku Teks
Kennington, Jeff L., author
New York, N.Y. John Wiley , 1980
Buku Teks
Hiriart-Urruty, Jean Baptiste
Springer-Verlag, 1993
Buku Teks
Iverson, Kenneth E., author
John Wiley & Sons, 1962
Buku Teks
Casanova, Henri, author
CRC Press, 2009
Buku Teks