1. Aaen, Ivan, Aila Siltanen, Carsten Sorensen and Veli-Pekka Tahvanainen (1992), ’A Tale of Two Countries: CASE Experiences and Expectations," in The Impact of Computer Supported Technologies on Information Systems Development, K. E. Kendall, K. Lyytinen and J. I. DeGross (Ed.), North-Holland, Amsterdam, pp. 61 - 93.
2. Aalto, J.-M. (1993), ’Experiences on Applying OMT to Large Scale Systems," in Proceedings of the Seminar on Conceptual Modelling and Object-Oriented Programming, A. Lehtola and J. Jokiniemi (Ed.), Finnish Artificial Intelligence Society, pp. 39 - 47.
3. Ahituv, Niv (1987), "A metamodel of information flow: a tool to support information systems theory," Communications of the ACM 30(9), pp.781-791.
4. Benbasat, I., D. Goldstein and M. Mead (1987), ’The Case Research Strategy in Studies of Information Systems," MIS Quartely (September), pp.369-386.
5. Bergsten, Per, Janis Bubenko jr., Roland Dahl, Mats Gustafsson and Lars-Ake Johansson (1989), "RAMATIC - A CASE Shell for Implementation of Specific CASE Tools," Tempora T6. 1 Report, first draft, SISU, Gothenburg.