1. Beecham, S.: Motivating software engineers working in virtual teams across the globe. In: Wohlin, C., Ruhe, G. (eds.) Software Project Management in a Changing World, pp. 255–282. Springer, Heidelberg (2014)
2. Beecham, S., Baddoo, N., Hall, T., Robinson, H., Sharp, H.: Motivation in software engineering: a systematic literature review. Inf. Softw. Technol. 50(9), 860–878 (2008)
3. Burn, J.M., Couger, J.D., Ma, L.: Motivating IT professionals. The Hong Kong challenge. Inf. Manage. 22(5), 269–280 (1992)
4. Couger, D., McIntyre, S.: Motivation norms of knowledge engineers compared to those of software engineers. J. Manage. Inf. Syst. 4(3), 82–93 (1987)
5. Couger, J.D., Zawacki, R.A.: Motivating and Managing Computer Personnel. Wiley, New York (1980)