National Association of Corrion Engineers, 1986
Buku Teks
edited by Greg Astfalk
Society for Industrial and Applied Mathematics, 1996
eBooks
Kaczmarczyk, Lisa C., author
CRC Press, 2012
Buku Teks
Sweeney, Robert B., author
Prentice-Hall, 1971
Buku Teks
Thomas, A.J.
Pitman and Son , 1967
Buku Teks