Raina S. Robeva
Elsevier, 2008
Buku Teks
Day, William H.E., author
Society for Industrial and Applied Mathematics, 2003
eBooks
Causton, David R., author
Gadjah Mada University Press, 1993
Buku Teks
Universitas Indonesia, 1998
UI - Skripsi (Membership)
Rubinow, S. I., author
Society for Industrial and Applied Mathematics, 1973
eBooks