Abdul Jalil Mandil T, Abd Al Kareem M. Synthesis, Diagnosis and Study of Natural Nano-Silica Complexes with Polyester Razin and Polystyrene - Butadiene. EDUSJ [Internet]. 2013 Dec. 1 [cited 2025 Aug. 7];26(5):295-30. Available from: https://ojs.uomosul.edu.iq/index.php/edusj/article/view/23192