CONOPT - A Large-Scale GRG Code. - Arne Stolbjerg Drud (INFORMS J. Comput., 1994)

Interactions between nonlinear programming and modeling systems. - Arne Stolbjerg Drud (Math. Program., 1997)

Quality Assurance and Global Optimization. - Michael R. Bussieck; Arne Stolbjerg Drud; Alexander Meeraus; Armin Pruessner (COCOS, 2002)

MINLPLib - A Collection of Test Models for Mixed-Integer Nonlinear Programming. - Michael R. Bussieck; Arne Stolbjerg Drud; Alexander Meeraus (INFORMS J. Comput., 2003)