Vimala, J., and L. Vijayalakshmi. “Designing Modular and Distributive Lattices Using L-Soft Group: A Survey”. International Journal of Engineering & Technology 7, no. 1.3 (December 31, 2017): 56–60. Accessed May 2, 2024. https://sciencepubco.com/index.php/ijet/article/view/9227.