2Trond Bj?rnenak and Falconer Mitchell.The Development of Activity-Based Costing Journal Literature,1987-2000.The European Accounting Review,11:3,481-508,2002.
3Kemerer,C.F.An Empirical Validation of Software Cost Estimation Models.Communications of the ACM,1987Vol.30,No.5:416-429
4Finnie G.R.,Wittig G.E.,and Desharnais,J.M.A Comparison of Software Effort Estimation Techniques:Using Function Points with Neural Networks,Case-based Reasoning and Regression ModelsJournal of Systems Software,1997Vol.39:281-289
5Ginny Ooi,Christina Soh.Developing an Activity-based Costing Approach for System Development and Implementation.The DATA BASE for Advances in Information Systems,2003Vol.34,No.3:54-71
6James Gerlach,Bruce Neumann,Edwin Moldauer,Martha Argo and Daniel Frisby.Determining the Cost of IT Services.Communications of the ACM September2002 Vol.45,No.9