Studying of Economic and Technical Usefulness for Projects –Proposal of New Model . مجلة المنصور, [S. l.], v. 11, n. 1, p. 28–78, 2022. Disponível em: https://www.journal.muc.edu.iq/journal/article/view/285. Acesso em: 1 أكتوبر. 2025.