MANIGANDAN, PRADEEP, KARTHIKEYAN SHANMUGAM, ISHRATH ZAHRA, RAJESHKUMAR SHANMUGAM, and DR.R. SENTHILNATHAN. “GREEN SYNTHESIS OF ZINC OXIDE NANOPARTICLES USING JUSTICIA BETONICA LEAVES AND IT’S ANTIOXIDANT ACTIVITY”. TPM – Testing, Psychometrics, Methodology in Applied Psychology 32, no. S2(2025) : Posted 09 June (August 11, 2025): 471–478. Accessed September 13, 2025. https://tpmap.org/submission/index.php/tpm/article/view/264.