Rigorous analysis of delta-sigma modulators for fractional-N PLL frequency synthesis
Kozak, M. and Kale, I. 2004. Rigorous analysis of delta-sigma modulators for fractional-N PLL frequency synthesis. IEEE Transactions on Circuits and Systems I: Fundamental Theory and Applications. 51 (6), pp. 1148-1162. https://doi.org/10.1109/TCSI.2004.829308