Lashgari, Negar, Ghodsi Mohammadi Ziarani, Alireza Badiei, and Parisa Gholamzadeh. “Knoevenagel Condensation of Isatins With Malononitrile Ethyl Cyanoacetate in the Presence of Sulfonic Acid Functionalized Silica (SBA-Pr-SO3H) As a New Nano-Reactor”. European Journal of Chemistry 3, no. 3 (September 30, 2012): 310–313. Accessed May 5, 2024. https://eurjchem.com/index.php/eurjchem/article/view/659.