Sharma, Pitambar, and Piyush Girdhar. “Online Analytical Processing (OLAP)”. Journal of Advance Research in Computer Science & Engineering (ISSN 2456-3552) 1, no. 3 (March 31, 2014): 01–04. Accessed September 20, 2024. http://13.234.107.90/index.php/CSE/article/view/520.