Fast Cholesky factorization for interior point methods of linear programming.(Working paper of the Laboratory of Operations Research and Decision Systems (LORDS) WP 94-5.)
Steplengths in infeasible primal-dual interior point algorithms of convex quadratic programming.(Technical report of Imperial College of Science, Technology and Medicine. Department of Computing, DOC 97/7.)
OPTIMIZATION AND ENGINEERING: INTERNATIONAL MULTIDISCIPLINARY JOURNAL TO PROMOTE OPTIMIZATION THEORY AND APPLICATIONS IN ENGINEERING SCIENCES, 14 (4)., pp. 519-527. ISSN 1389-4420
On sparse matrix orderings in interior point methods
A flexible framework for group decision support: WINGDSS 3.0 (revised version). (Working paper of the Laboratory of Operations Research and Decision Systems (LORDS) WP 93-12.)