Da-Ren Chen Lin-Chih Chen Mu-Yen Chen Ming-Yang Hsu A coverage-aware and energy-efficient protocol for the distributed wireless sensor networks. 15-31 2019 137 Comput. Commun. https://doi.org/10.1016/j.comcom.2019.01.008 db/journals/comcom/comcom137.html#ChenCCH19