Prakash K. Ukhalkar, Dr. Rajesh N. Phursule , Dr Devendra P Gadekar, Dr Nilesh P Sable. “Business Intelligence and Analytics: Challenges and Opportunities”. International Journal of Advanced Science and Technology, Vol. 29, no. 12s, June 2020, pp. 2669-76, http://sersc.org/journals/index.php/IJAST/article/view/24760.