APA

Inti, R., Yin, W., Elshazly, A., Sasidhar, N., & Hanumolu, P. (2011). A 0.5-to-2.5 Gb/s Reference-Less Half-Rate Digital CDR With Unlimited Frequency Acquisition Range and Improved Input Duty-Cycle Error Tolerance. : IEEE-Institute of Electrical and Electronics Engineers.