Teslia I, Yehorchenkova N, Khlevna I, Yehorchenkov O, Biloshchytska S, Kataieva Y. APPROACH AND STRUCTURE OF SPECIAL ORGANIZATIONAL, METHODOLOGICAL AND TECHNOLOGICAL COMPONENTS OF PROJECT AND PROGRAM PORTFOLIO MANAGEMENT SYSTEMS. sjaitu [Internet]. 2022 Jun. 30 [cited 2024 Nov. 26];10(10). Available from: http://journal.astanait.edu.kz/index.php/ojs/article/view/36