MOSTAFA, BAHAREH, SAYYED MOSTAFA HABIBI-KHORASSANI, and MEHDI SHAHRAKI. 2015. “KINETIC ASPECTS OF 3, 4 Dihydropyrano[c]chromenes FORMATION IN THE PRESENCE OF DIFFERENT CATALYSTS: A MECHANISTIC INVESTIGATION”. Journal of Applied Chemical Science International 5 (3), 121-33. https://ikppress.org/index.php/JACSI/article/view/3798.