@conference {filanovsky2006quadrature,
	title = {Quadrature Van der Pol oscillators using second harmonic coupling},
	booktitle = {Circuits and Systems, 2006. ISCAS 2006. Proceedings. 2006 IEEE International Symposium on},
	year = {2006},
	note = {n/a},
	pages = {4{\textendash}pp},
	publisher = {IEEE},
	organization = {IEEE},
	abstract = {n/a},
	author = {Filanovsky, I.M. and Allam, A. and Oliveira, L.B. and Fernandes, J.R.}
}
