Schilstra, K. (1998). Industrial relations and human resource management: A network approach. [Thesis, fully external, Erasmus Universiteit Rotterdam].
Tsimperidis, I. (1998). Photonic processes in semiconductors investigated by light emission. [Thesis, fully internal, Universiteit van Amsterdam].
Zevenbergen, I. (1998). Spectroscopy of selected hydrogen-related centers in silicon. [Thesis, fully internal, Universiteit van Amsterdam].
Wiers, R. W. H. J. (1998). Bad expectations? Cognitive and neuropsychological indicators of enhanced risk for alcoholism. [Thesis, internally prepared, Universiteit van Amsterdam]. s.n.
Bouman, M. N. (1998). Environmental Cost and Capital Flight. [Thesis, fully internal, Universiteit van Amsterdam]. Thesis Publishers.
Kooiman, J. P. (1998). Topics in the Economics of Environmental Regulation. [Thesis, fully internal, Universiteit van Amsterdam]. Thesis Publishers.
Kuyper, M. (1998). Knowledge Engineering for usability, Model-mediated interaction Design of Authoring instructional Simulations. [Thesis, fully internal, Universiteit van Amsterdam]. Faculteit der Psychologie.
Cuijpers, P. M. H. (1998). Teksten als koopwaar: vroege drukkers verkennen de markt. Een kwantitatieve analyse van de productie van Nederlandstalige boeken (tot circa 1550) en de 'lezershulp' in seculiere prozateksten. [Thesis, externally prepared, Universiteit van Amsterdam]. in eigen beheer.
Jacobs, R. (1998). A Knowledge-based System for Reactor selection. [Thesis, internally prepared, Universiteit van Amsterdam]. Faculteit der Scheikunde.
Speekenbrink, R. G. H. (1998). Aspects of pharmacological modulation of hemostasis in cardiopulmonary bypass. [Thesis, externally prepared, Universiteit van Amsterdam].