On solving a D.C. programming problem by a sequence of linear programs. - Reiner Horst; Thai Quynh Phong; Nguyen V. Thoai; Jakob de Vries (J. Glob. Optim., 1991)

Überdeckungstechniken in Branch-and-Bound-Verfahren zur Lösung konkaver Optimierungsprobleme. - Jakob de Vries (1991)

A new simplicial cover technique in constrained global optimization. - Reiner Horst; Nguyen Van Thoai; Jakob de Vries (J. Glob. Optim., 1992)