فهرست مقالات Hosein Behmadi مقاله 1 - Sulfuric acid immobilized on silica: A versatile and reusable heterogeneous catalyst for the synthesis of phenanthrimidazole derivatives Hossein Behmadi Seyed Mahdi Saadati Mina Roshani Hasan Mohammadi Abbas Razavi Marjan Ramezani Journal of the Iranian Chemical Research , شماره 4 , سال 2 , تابستان 2009