Indrasena, A., Sd. Riyaz, A. Naidu, and P.K. Dubey. 2014. “A Facile, Eco-Friendly, Proton Donor-Acceptor Catalyzed, One-Pot, Three-Component Synthesis of Tetrahydrobenzo[b]pyrans”. Asian Journal of Chemistry 26 (8):2221-25. https://doi.org/10.14233/ajchem.2014.15657.