فهرس المقالات Nano-γ-Al2O3 حرية الوصول المقاله صفحة الملخص نص كامل 1 - TiCl2/nano-γ-Al2O3 as an efficient catalyst for synthesis of substituted pyrroles under solvent-free conditions at room temperature Bi Bi Fatemeh Mirjalili Abdolhamid Bamoniri Zahra Fazeli