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Chiang, Pei-Yuan (February 2014). "14.7 a 300GHz frequency synthesizer with 7.9% locking range in 90nm SiGe BiCMOS". 2014 IEEE International Solid-State Circuits Conference Digest of Technical Papers (ISSCC). pp. 260–261. doi:10.1109/ISSCC.2014.6757426. ISBN978-1-4799-0920-9. S2CID32057636.