“[BMIM][HSO4] As an Efficient Ionic Liquid Catalyst for Microwave Assisted One Pot Multi Component Synthesis of 1, 4-Dihydropyridines”. International Journal of Food and Nutritional Sciences, vol. 11, no. 7, Jan. 2022, pp. 4454-68, https://www.ijfans.org/index.php/Journal/article/view/6986.