Roberts, Charles E.
Prentice-Hall, 1979
Buku Teks
Hairer, E. (Ernst)
Springer-Verlag, 1991
Buku Teks
Birkhoff, Garrett, author
John Wiley & Sons, 1978
Buku Teks
Adkins, William A., author
[Springer, ], 2012
eBooks
Hsu, Sze-Bi, author
World Scientific, 2013
Buku Teks