Prince, M. David, author
Addison-Wesley, 1971
Buku Teks
edited by Joe Rooney and Philip Steadman
UCL Press, 1993
Buku Teks
Ramamurti, V., author
Tata McGraw-Hill, 1992
Buku Teks
Encarnacao, Jose L., author
Springer-Verlag, 1990
Buku Teks
Bona, C., author
CISM, 1972
Buku Teks