1John Rogers. The Effect of Varactor Non-Linearity on the Phase Noise of a Completely Integrated 1.8GHz VCO.Carleton University, Ottawa,ON,Canada. IEEE, 1999
2Efstathiou,E.,Odrzygozdz, Z. On the VCO Oscillator with the Negative Dynamic Feedback. Frequency Control and Synthesis Second International Conference, 1989.4:41-44
