Deeba.K , RA.K. Saravanaguru. “Context-Aware Elderly People Activity Recognition Using Dempster-Shafer Theory In Iot Environment”. International Journal of Advanced Science and Technology, Vol. 29, no. 08, June 2020, pp. 1673-85, https://sersc.org/journals/index.php/IJAST/article/view/22294.