Benbasat, I. and Zmud, R. W. 1999, MIS Quarterly, vol. 23, pp. 3-16.

Breiman, L., Friedman, J. H., Olshen, R. A., and Stone, C. J. 1983, CART: Classification and Regression Trees. Wadsworth: Belmont, CA.

Delbecq, A., Van de Ven, A. H. and Gustafson, D. 1986, Group Techniques for Program Planning: A Guide to Nominal Group and Delphi Processes., Green Briar Press, Middleton, Wisconsin, USA.

Fernández, W. D. and Lehmann, H. P. 2005, The grounded theory review: An international journal, vol. 5, pp. 79-107.

Glaser, B. G. 1964, Organisational Scientists: Their Professional Careers, The Bobbs-Merrill Company, Inc., Indianapolis.

Glaser, B. G. and Strauss, A. L. 1965, Awareness of Dying, Aldine Publishing Company, New York.

Glaser, B. G. and Strauss, A. L. 1967, The Discovery of Grounded Theory: Strategies for Qualitative Research, Aldine Publishing Company, New York.

Gregor, S. D., Fernández, W. D., Holtham, D., Martin, M. A., Stern, S. E. and Vitale, M. R. 2005, Achieving Value from ICT: Key Management Strategies, Department of Communications, Information Technology and the Arts, Canberra.

Hastie, T. and Tibshirani, R. 1986, 'Generalised additive models', Statistical Science, vol. 1, pp. 297-318.

Hastie, T., Tibshirani, R. and Friedman, J. 2001, The Elements of Statistical Learning, Springer-Verlag, New York.

Lattin, J., Carroll, D. and Green, P. E. 2003, Analysing Multivariate Data, Duxbury Press, Belmont, CA.

McCullagh, P. and Nelder, J. 1989, Generalised Linear Models, Chapman and Hall, London.

Nelder, J. A. and Wedderburn, R. W. M. 1972, 'Generalised linear models', Journal of the Royal Statistical Society, Series A (General), vol. 135, no. 3, pp. 370-84.

Weick, K. E. 1979, The Social Psychology of Organising, Addison-Wesley, Reading, Mass.