NIAZI, M. SADlQ KHAN. “?CONDUCTIVITIES AND IONIC ASSOCIATION OF COPPER (II) AND MANGANESE (II) SULPHATES IN METHANOL + WATER AT 298.15 K”. Biological Sciences - PJSIR 37, no. 5 (April 18, 1994): 175–178. Accessed November 22, 2024. https://v2.pjsir.org/index.php/biological-sciences/article/view/2631.