Dimitrios N. Loizos Paul-Peter Sotiriadis Gert Cauwenberghs 7-decades tunable translinear SiGe BiCMOS 3-phase sinusoidal oscillator. 2853-2856 2008 ISCAS http://dx.doi.org/10.1109/ISCAS.2008.4542052 conf/iscas/2008 db/conf/iscas/iscas2008.html#LoizosSC08b