Khan, L., and S. Khan. “?CATALYTIC CONVERSION OF CYCLOHEXANE TO ADIPIC ACID USING OXYGEN UNDER MILD CONDITIONS: Short Communication”. Biological Sciences - PJSIR, vol. 42, no. 6, Dec. 1999, pp. 336-8, https://v2.pjsir.org/index.php/biological-sciences/article/view/2197.