1. J.L. Alty, Information technology and the construction industry: another tower of babel, in: S.K. Mathur, P.M. Betts, K.W. Tham (Eds.), Management of Information Technology, World Scientific and Global Publication Services, 1993, pp. 3–15.
2. A framework for measuring IT innovation benefits;Andersen;Electronic Journal of Information Technology in Construction,2000
3. A. Baldwin, M. Betts, D. Blundell, K.L. Hansen, T. Thorpe, Measuring the benefits of IT innovation, in: M. Betts (Ed.), Strategic Management of IT in Construction, Blackwell Science, 1999, pp. 288–310.
4. J. Ballantine, M. Levy, P. Powell, Firm size and the evaluation of information systems: issues and evidence, in: Proceedings of the European Conference on Information Systems, 2–4 July, Lisbon, Portugal, 1996, pp. 797–809.
5. E. Berghout, T.-J. Renkema, Methodologies for investment evaluation: a review and assessment, in: W. Van Grembergen (Ed.), Information Technology Evaluation Methods and Management, Idea Group Publishing, 2001, pp. 26–43.