Ahmed, A. S., M. Akhtar, M. Y. Shaheen, and F. Taj. “SEPARATION OF MIXTURE OF M-CRESOL AND P-CRESOL BY DISSOCIATION EXTRACTION”. Biological Sciences - PJSIR, vol. 45, no. 5, Oct. 2002, pp. 302-7, https://v2.pjsir.org/index.php/biological-sciences/article/view/1823.