Cosmos, E., M. Lawal, S. Aderotimi, and A. A. Mustapha. “Comparative Study on Bioethanol Potentials of Guinea Corn Husk and Groundnut Shell”. The International Journal of Science & Technoledge, vol. 6, no. 1, Jan. 2018, http://internationaljournalcorner.com/index.php/theijst/article/view/130005.