Epstein, Benjamin
CRC Press (Taylor & Francis Group), 2008
Buku Teks SO
Sheps, Mindel C.
Chicago Press, 1973
Buku Teks SO
Edelstein-Keshet, Leah
Society for Industrial and Applied Mathematics, 2005
eBooks
Academic Press, 2013
eBooks
Jones, A.J.
Ellis Horwood and John Wiley & Sons, 1980
Buku Teks SO