Noreen S, Perveen S, Naeem Khan M, Nazeer A, Ain Khan M, Ali Munawar M, et al. Biginelli Reaction-Carboxylic Acids as Catalysts. ajc [Internet]. 2013 Apr. 8 [cited 2024 Jul. 23];25(9):4770-2. Available from: https://asianpubs.org/index.php/ajchem/article/view/25_9_13