Кононенко, Игорь Владимирович, and Карина Сергеевна Букреева. “Process Model for Project Portfolio Management”. Eastern-European Journal of Enterprise Technologies 1, no. 10(55) (February 1, 2012): 52–54. Accessed December 26, 2024. https://journals.uran.ua/eejet/article/view/3537.