Weaver, William, author
Prentice-Hall, 1987
Buku Teks
Hollig, Klaus, author
Society for Industrial and Applied Mathematics, 2003
eBooks
Cook, Robert D., author
John Wiley & Sons, 1989
Buku Teks
Ross, C.T.F., author
John Wiley & Sons, 1984
Buku Teks
Weaver, William, author
Prentice-Hall, 1984
Buku Teks