Hwang, Youngsun, Jaehwan Lee, and Sung Jo Kim. “Context-Aware Service Recommendation System Using Sensor Data”. International Journal of Engineering and Technology 7, no. 3.24 (August 10, 2018): 632–635. Accessed February 11, 2026. https://www.sciencepubco.com/index.php/IJET/article/view/22830.