Hoang, Van Bay, Dinh Nghia Do, Van Xuan Nguyen, and Xuan-Tung Truong. “An Integrated Avoiding and Approaching Human Systems for Mobile Service Robots in Dynamic Social Environments”. <i>Vietnam Journal of Science and Technology</i> 60, no. 1 (February 23, 2022): 114–126. Accessed January 10, 2026. https://vjs.ac.vn/jst/article/view/15993.