@conference {Eusipco02_bss,
	title = {Estimation of the mixing matrix for underdetermined blind source separation using spectral estimation techniques},
	booktitle = {XI European Signal Processing Conference (Eusipco 2002)},
	year = {2002},
	month = {September},
	address = {Toulouse, France},
	author = {Vielva, Luis and Santamar{\'\i}a, Ignacio and Pantale{\'o}n, Carlos and Ib{\'a}{\~n}ez, Jes{\'u}s and Erdogmus, Deniz and Pr{\'\i}ncipe, Jos{\'e} C.}
}
