Junlin Zhang Lingjia Liu 0001 Mingqian Liu Yang Yi 0002 Qinghai Yang Fengkui Gong MIMO Spectrum Sensing for Cognitive Radio-Based Internet of Things. 8874-8885 2020 7 IEEE Internet Things J. 9 https://doi.org/10.1109/JIOT.2020.2997707 db/journals/iotj/iotj7.html#ZhangLLYYG20