Monz, C., & de Rijke, M. (1999). Proceedings of the First Workshop on Inference in Computational Semantics (ICoS-1). (ICoS; No. 1). ILLC.
Lemon, O., de Rijke, M., & Shimojima, A. (1999). Editorial: Visual logic, language and information. Journal of Logic, Language and Information, 8, 265-271.
Aiello, M., Areces, C. E., & de Rijke, M. (1999). Spatial reasoning for image retrieval. In Proceedings of the International Workshop on Description Logics (DL'99), Linköping, Sweden (pp. 23-27)
de Rijke, M., & Sturm, H. (1999). Global vs. local in basic modal logic. In Proc. Nicht-klassische Formen der Logik im Rahmen des XVIII. Deutschen Kongresses für Philosophie
Areces, C. E., & de Rijke, M. (1999). Workshop Proceedings Methods for Modalities. ILLC.
de Rijke, M. (1999). Review of 'Deduction Systems' by R. Socher-Ambrosius and P. Johann. Journal of Logic, Language and Information, 8, 476-478.
Gabbay, D. M., & de Rijke, M. (1999). Frontiers of Combining Systems 2. Research Studies Press.
Monz, C., & de Rijke, M. (1999). A tableau calculus for pronoun resolution. (Technical Report ILLC; No. PP-99-14). vg logic/info (oud WINS).
Moss, L., Ginzburg, J., & de Rijke, M. (1999). Logic, Language and Computation. (Vol. 2). CSLI Publications.
Gerbrandy, J. D., Marx, M. J., de Rijke, M., & Venema, Y. (1999). JFAK. Essays Dedicated to Johan van Benthem on the Occasion of his 50th Birthday. Vossiuspers - Amsterdam University Press.