فهرس المقالات Benzo-indeno-quinolineone حرية الوصول المقاله صفحة الملخص نص كامل 1 - A novel and eco-friendly o-phenylendiamine stabilized on silica-coated magnetic nanocatalyst for the synthesis of indenoquinoline derivatives under ultrasonic-assisted solvent-free conditions Ali Maleki Reza Ghalavand Razieh Firouzi-Haji