“Development of Bimetallic Catalyst System (Pd and Cu) for the Synthesis of 8-Methyl-5-Aryl-5H-pyrido[2’,1’:2,3]imidazo[4,5-b]indoles”. 2019. Vietnam Journal of Catalysis and Adsorption 8 (1): 76-81. https://jca.edu.vn/index.php/jca/article/view/600.