Yun Kang, Jeong, Nathali Silva, and Kijun Han. “CoAP Monitoring System Using Logical Grouping Technique”. International Journal of Engineering and Technology 7, no. 4.4 (September 15, 2018): 46–47. Accessed February 10, 2026. https://www.sciencepubco.com/index.php/IJET/article/view/19901.