M. Baba, Nasirudeen, Yusuf Zubairu, Jude C. Onwuka, and Ahmad A. Ambi. “Production and Characterization of Metallurgical Coke from Duduguru Coal”. International Journal of Advanced Chemistry 9, no. 2 (December 16, 2021): 192–195. Accessed May 5, 2024. https://sciencepubco.com/index.php/IJAC/article/view/31845.