@conference {oliveira2003quadrature,
	title = {A quadrature relaxation oscillator-mixer in CMOS},
	booktitle = {Circuits and Systems, 2003. ISCAS{\textquoteright}03. Proceedings of the 2003 International Symposium on},
	volume = {1},
	year = {2003},
	note = {n/a},
	pages = {I{\textendash}689},
	publisher = {IEEE},
	organization = {IEEE},
	abstract = {n/a},
	author = {Oliveira, L.B. and Fernandes, J.R. and Kouwenhoven, M.H.L. and van den Bos, C. and Verhoeven, C.J.M.}
}
