Manimekalai, R., and S. Chidambaram. “Growth and Characterization of Adipic Acid Doped Potassium Hydrogen Phthalate: A Nonlinear Optical Single Crystal”. Asian Journal of Chemistry, vol. 32, no. 1, Nov. 2019, pp. 79-83, doi:10.14233/ajchem.2020.22273.