International Journal of Project Management
International Journal of Project Management > 2015 > 33 > 4 > 721-734
International Journal of Project Management > 2015 > 33 > 6 > 1206-1219
International Journal of Project Management > 2016 > 34 > 6 > 970-982
International Journal of Project Management > 2017 > 35 > 5 > 739-748