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I-Ting Lee, ; Yun-Ta Tsai, ; Shen-Iuan Liu, . (2012). [IEEE 2012 International Symposium on VLSI Design, Automation and Test (VLSI-DAT) - Hsinchu (2012.04.23-2012.04.25)] Proceedings of Technical Program of 2012 VLSI Design, Automation and Test - A fast-locking phase-locked loop using CP control and gated VCO. , (), 1–4. doi:10.1109/VLSI-DAT.2012.6212601 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research