رستم ز. “Calculating the Mognons Energy in Ferromagnetic Materill With Spin S=1/2 in Complex Coordinate System”. Tishreen University Journal -Basic Sciences Series, vol. 46, no. 3, Nov. 2024, pp. 11-23, https://journal.tishreen.edu.sy/index.php/bassnc/article/view/17131.