كلزية أ., حسن م., and خوجة ع. أ. “Synthesis and Study the Physical Properties of Perovskite (Sr2-x/Gdx)( Co1-y/Cuy)O4 That Belongs to the Series RUDDLESDEN-POPPER ( RP)”. Tishreen University Journal -Basic Sciences Series, vol. 42, no. 2, June 2020, https://journal.tishreen.edu.sy/index.php/bassnc/article/view/9637.