M, Nagamadhu, and Sachinkumar Patil. “Statical Significant Analysis of Hardness of Poly Vinyl Alcohol Crosslinked Glutaraldehyde Using Tukey HSD Method”. Journal of Mines, Metals and Fuels 70, no. 10A (March 15, 2023): 90–96. Accessed May 2, 2024. https://informaticsjournals.com/index.php/jmmf/article/view/31057.