Elwell, D., author
John Wiley & Sons, 1978
Buku Teks
Layton, William J., author
Society for Industrial and Applied Mathematics, 2008
eBooks
Fakultas Kedokteran Gigi Universitas Indonesia, 2012
Artikel Jurnal
Purna Suci Abadi, author
Fakultas Teknik Universitas Indonesia, 2006
UI - Skripsi (Membership)
Hodge, B.K.
Prentice-Hall, 1995
Buku Teks