Singh, Mamta, and Ram Nayan. “Synthesis and Properties of Some Metal Complexes and Organometallic Compounds of Phthalic Acid ”. Asian Journal of Chemistry 9, no. 1 (March 30, 2010): 41–47. Accessed July 5, 2024. https://asianpubs.org/index.php/ajchem/article/view/23808.