М. Прошић-Дворнић, “ЏОЕЛ МАРТИН ХАЛПЕРН (1929–2019)”, gei, vol. 68, no. 2, pp. 507–509, Aug. 2020, Accessed: Oct. 17, 2026. [Online]. Available: https://www.ei.sanu.ac.rs/index.php/gei/article/view/300