V.S. Pavan Kumar, N, and K Rajasekhara Rao. “A Sliding Window Approach to Mine Negative and Positive Regular Patterns in Incremental Databases Using Vertical Data Format”. International Journal of Engineering & Technology 7, no. 3.27 (August 15, 2018): 621–626. Accessed May 1, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/18508.