Lin, C.C.
Society for Industrial and Applied Mathematics, 1998
eBooks
Segel, Lee A.
Society for Industrial and Applied Mathematics, 2007
eBooks
Bajpai, Avi C.
John Wiley & Sons, 1983
Buku Teks
Anton, Howard
Academic Press, 1982
Buku Teks
Hildebrand, Francis Begnaud
Prentice-Hall, 1968
Buku Teks