K.L. Sumathy
"A Hybrid Approach for Ranking and Rating of Web Based e-Learning Portal,".
International Journal of Data Mining Techniques and Applications,
vol: 03,
No. 02
Dec. 2014, pp: 454-462,
https://scholar9.com/publication-detail/a-hybrid-approach-for-ranking-and-rating-of-web-ba-18993
