@conference{beracoechea2006conjugate, title = {Conjugate Gradient Techniques for Multichannel Acoustic Echo Cancellation in Frequency Domain}, author = {Beracoechea, Jon Ander and Casajús-Quirós, Francisco Javier and García Morales, Lino and Torres-Guijarro, Soledad}, booktitle = {Audio Engineering Society Convention 120}, month = {May}, year = {2006}, url = {https://www.aes.org/e-lib/browse.cfm?elib=13517} }