YASEEN, Ayad Ahmed; QASIM, Adnan Salem. Evaluating the performance of the investment portfolio of the Qatar Pension Fund Analytical study for the period (2008-2018). Tikrit Journal of Administrative and Economic Sciences, [S. l.], v. 16, n. 52, 1, p. 149–165, 2020. DOI: 10.25130/tjaes.16.52.1.9. Disponível em: https://www.tjaes.org/index.php/tjaes/article/view/1761. Acesso em: 23 sep. 2026.