Olver, Peter J., author
Prentice-Hall, 2006
Buku Teks
Rorres, Chris, author
John Wiley & Sons, 1979
Buku Teks
Strang, Gilbert, author
Academic Press, 1980
Buku Teks
Florey, Francis G., author
Prentice-Hall, 1979
Buku Teks
Hartley, B., author
Chapman and Hall, 1992
Buku Teks