Bhat, S. U., R. A. Naikoo, M. A. Mir, and R. Tomar. “SYNTHESIS OF TETRA-SUBSTITUTED IMIDAZOLE DERIVATIVES BY CONDENSATION REACTION USING ZEOLITE H-ZSM 22 AS A HETEROGENEOUS SOLID ACID CATALYST”. International Journal of Current Pharmaceutical Research, vol. 8, no. 1, Jan. 2016, pp. 36-39, https://journals.innovareacademics.in/index.php/ijcpr/article/view/10602.