1. Tapia, R. A.,Quasi-Newton Methods for Constrained Optimization, Rice University, Houston, Texas, Department of Mathematical Sciences Technical Report, 1975.
2. Hestenes, M. R.,Multiplier and Gradient Methods, Journal of Optimization Theory and Applications, Vol. 4, pp. 303?320, 1969.
3. Powell, M. J. D.,A Method for Nonlinear Constraints in Minimization Problems, Optimization, Edited by R. Fletcher, Academic Press, London, England, 1969.
4. Haarhoff, P. C., andBuys, J. D.,A New Method for the Optimization of a Nonlinear Function Subject to Nonlinear Constraints, Computing Journal, Vol. 13, pp. 178?184, 1970.
5. Miele, A., Cragg, E. E., Iyer, R. R., andLevy, A. V.,Use of the Augmented Penalty Function in Mathematical Programming Problems, Part 1, Journal of Optimization Theory and Applications, Vol. 8, pp. 115?130, 1971.