Ali, M.F. et al. 2026. Copper Sulphate Saline Etching: An Approach of Nontoxic Printmaking in Contemporary Indian Art. RESEARCH REVIEW International Journal of Multidisciplinary. 11, 5 (May 2026), 252–269. DOI:https://doi.org/10.31305/rrijm.2026.v11.n05.026.