//-->
The status of nonlinear programming software : an update
Waren, Allan D., (1987)
Solving non-linear systems by computer : a new method
Giessen, A. A. van der, (1970)
Variable addition and Lagrange multiplier tests for linear and logarithmic regression models : theory and Monte Carlo evidence
Godfrey, L. G., (1986)
On the use of linear programs to solve prototype geometric programs
GOCHET, Willy,
Constraint sets of geometric programs characterized by auxiliary problems