Ozoliņš, Nikolajs. “EFFECTIVENESS OF PUBLIC PRIVATE PARTNERSHIP AGREEMENT”. Taikomieji tyrimai studijose ir praktikoje - Applied research in studies and practice 13, no. 1 (December 22, 2017): 28–37. Accessed April 28, 2024. https://ojs.panko.lt/index.php/ARSP/article/view/33.