Zhang, Zhijun, Gongwen Xu, Pengfei Zhang, and Yongkang Wang. “Personalized Recommendation System Based on WSN”. International Journal of Online and Biomedical Engineering (iJOE) 12, no. 10 (October 31, 2016): pp. 91–96. Accessed April 24, 2024. https://online-journals.org/index.php/i-joe/article/view/6207.