Zulyadi, Rizkan, M. Citra Ramadhan, Phong Thanh Nguyen, E. Laxmi Lydia, and K. Shankar. 2019. “An Empirical Investigation of Moderating Effects and Performance Consequences in Project Portfolio Business Case Control”. Religación 4 (19), 275-79. https://revista.religacion.com/index.php/religacion/article/view/755.