Arunkumar, S., S. Chidambara Vinayagam, S. Lakshmanan, and S. Arul Antony. 2020. “Citrus Extract Modified Graphene Oxide As a Green and Heterogeneous Organocatalyst for the Synthesis of Imidazole Derivatives”. Asian Journal of Chemistry 32 (9):2375-80. https://doi.org/10.14233/ajchem.2020.22578.