Chiu, Yu-KaiYu-KaiChiuSHEN-IUAN LIU2020-06-112020-06-112019https://scholars.lib.ntu.edu.tw/handle/123456789/499896A PVT-Tolerant MDLL Using a Frequency Calibrator and a Voltage Monitor.journal article10.1109/TVLSI.2019.2925820https://doi.org/10.1109/TVLSI.2019.2925820