[1]
A. Khorshidi, S. Shariati, and M. Abootalebi, “Synthesis of bis- and tris(indolyl)methanes catalyzed by an inorganic nano-sized catalyst followed by dehydrogenation to hyperconjugated products”, J. Serb. Chem. Soc., vol. 81, no. 9, pp. 1069–1079, Oct. 2016.