Chellappa, Rama
IEEE Computer Society Press, 1985
Buku Referensi
Pratt, William K.
John Wiley & Sons, 1978
Buku Teks
Castleman, Kenneth R.
Prentice-Hall, 1979
Buku Teks
Castleman, Kenneth R.
Prentice-Hall, 1986
Buku Teks SO
Gonzalez, Rafael C.
Pearson, 2016
Buku Teks SO