Nazarifar, Mohammad Reza. “An Efficient Synthesis of α,α’-Benzylidene bis(4-Hydroxycoumarin) Derivatives Catalyzed by Tl2O3 Nanoparticles”. Iranian Journal of Catalysis, vol. 5, no. 4, Feb. 2024, https://oiccpress.com/ijc/article/view/3873.