Mohammadi Ziarani, Gh., Aleali, F., Lashgari, N., Badiei, A.. “Facile Knoevenagel condensation Using Sulfonic Acid Functionalized Nanoporous silica (SBA-Pr-SO3H).” International Journal of Bio-Inorganic Hybrid Nanomaterials, vol. 4, no. 2, 2015, pp. 79-85.