Lovelock, David, author
John Wiley & Sons, 1975
Buku Teks
Dennis, John E.
Prentice-Hall, 1983
Buku Teks
Rockafellar, R. Tyrrell, author
Society for Industrial and Applied Mathematics, 1974
eBooks
Sergei V. Rogosin, editor
[, Springer], 2012
eBooks
Shapira, Yair, 1960- , author
Society for Industrial and Applied Mathematics, 2006
eBooks