The paper on PERCCOM Master published by the Journal of cleaner production is in free access until August 15, 2016.
The full reference is : Klimova, A., Rondeau, E., Andersson, K., Porras, J., Rybin, A., Zaslavsky, A. (2016). An international Master’s program in green ICT as a contribution to sustainable development. Journal of Cleaner Production 135, 223-239 http://dx.doi.org/10.1016/j.jclepro.2016.06.032