The Productivity of Knowledge Work Between the Unit of Measurement and the Problem of Definition. مجلة المنصور, [S. l.], v. 17, n. 1, p. 23–44, 2022. Disponível em: https://www.journal.muc.edu.iq/journal/article/view/265. Acesso em: 1 أكتوبر. 2025.