Okafor C. O. and Nwokonkwo D.C. (2011) “Synthesis of a New Vat Dye”, International Journal of Research in Chemistry and Environment (IJRCE), 2(1), pp. 175–177. Available at: https://ijrce.org/index.php/ijrce/article/view/155 (Accessed: 22 November 2024).