Biswas, R. K., and A. K. Karmakar. “Statistical Experimental Design for the Extraction of Ti(IV) in the Ti(IV)-SO<sub>4< sub><sup>2-< sup> (H<sup>+< sup>, Na<sup>+< sup>) – Cyanex 301 – Kerosene – 5% (v V) Heptane-1-Ol System”. Journal of Scientific Research 10, no. 3 (September 1, 2018): 275–289. Accessed October 7, 2025. https://www.banglajol.info/index.php/JSR/article/view/35748.