@software{Magma:software, key = {Magma}, type = {Web Site},
organization = {Computational Algebra Group, \URL[School of
Mathematics and Statistics, University of Sydney,
Australia]{http://www.maths.usyd.edu.au/}.}, note = {A software
package (the successor to CAYLEY) designed to solve
computationally hard problems in algebra, number theory,
geometry, and combinatorics, and to provide a mathematically
rigorous environment for computing with algebraic, number-
theoretic, combinatoric, and geometric objects.}, links =
{\URL[Magma]{http://magma.maths.usyd.edu.au/magma/}}}