Pei Tian Xiaoyuan Ma Carlo Alberto Boano Ye Liu 0004 Fengxu Yang Xin Tian Dan Li Jianming Wei ChirpBox: An Infrastructure-Less LoRa Testbed. 115-126 2021 EWSN https://dl.acm.org/doi/10.5555/3451271.3451282 conf/ewsn/2021 db/conf/ewsn/ewsn2021.html#TianMB0YTLW21