Mirjalili, Bi Bi Fatemeh., et all. "A simple and green approach for the synthesis of substituted dihydro-2-oxypyrroles catalyzed by nano-Fe3O4@SiO2/SnCl4 superparamagnetic nanoparticles." Iranian Journal of Catalysis, vol. 9, no. 1, pp. 11 - 19,