Matthew N. O. Sadiku, Yu Zhou and Sarhan M. Musa (2018) “Natural Language Processing”, International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE, 4(5), pp. 68–70. doi: 10.31695/IJASRE.2018.32708.