Separating World and Regulation Knowledge: Where is the Logic. - Joost Breuker; Nienke den Haan (ICAIL, 1991)

Investigations into the Applications of Deontic Logic. - Nienke den Haan (Executable Modal and Temporal Logics, 1993)

Automated Legislative Drafting: Generating Paraphrases of Legislation. - Radboud Winkels; Nienke den Haan (ICAIL, 1995)

Tools for Automated Legislative Drafting (Abstract). - Nienke den Haan (ICAIL, 1997)

Editorial: Model-based Legal Knowledge Engineering. - Nienke den Haan; Giovanni Sartor (Int. J. Hum. Comput. Stud., 1999)