(1)
Dridi, K. M.; Said, R. B.; Arfaoui, Y.; Al-Ayed, A. S. Activated Bentonite Promoted Friedländer Condensation Reactions: Synthesis of thieno[2,3-b]quinolinones and Tacrines Analogues Derivatives. Eur. J. Chem. 2013, 4, 216-219.