References
[Conn et al., 1994]
Conn, A. R.; Gould, N. I. M., and Toint, Ph. L. Large-scale nonlinear constrained optimization: a current survey. 1994 February 1. <URL:ftp://seamus.cc.rl.ac.uk/pub/reports/cgtCERFACS9403.ps.Z>.
Cyberspace geography visualization - 15 October 1995
Luc Girardin, The Graduate Institute of International Studies