Inspection and control of vehicle emissions through Internet of Things and traffic lights. - Chi-Man Vong; Pak-Kin Wong 001; Ka In Wong; Zi-Qian Ma (ICCVE, 2013)

Application of RFID technology and the maximum spanning tree algorithm for solving vehicle emissions in cities on Internet of Things. - Chi-Man Vong; Pak-Kin Wong 001; Zi-Qian Ma; Ka In Wong (WF-IoT, 2014)

Near Field Communication-based Agricultural Management Service Systems for Family Farms. - Xuefen Wang; Tao Zheng; Jian Cui; Fan Zhang; Zi-Qian Ma; Yi Yang (Sensors, 2019)