Michael Ulbrich, Stefan Ulbrich Non-monotone trust region methods for nonlinear equality constrained optimization without a penalty function. [Citation Graph (0, 0)][DBLP] Math. Program., 2003, v:95, n:1, pp:103-135 [Journal]

Stephen J. Wright Constraint identification and algorithm stabilization for degenerate nonlinear programs. [Citation Graph (0, 0)][DBLP] Math. Program., 2003, v:95, n:1, pp:137-160 [Journal]