الأعرج بدر محمد, and اسماعيل لين محمد. 2022. “Determination and Study of the Eutectic Point and the Complex Impedance of Lead Titanate”. Tishreen University Journal -Basic Sciences Series 44 (1):67-78. https://journal.tishreen.edu.sy/index.php/bassnc/article/view/12087.