@conference{lee2012a, title = {A Mixing Matrix Estimation Method for Blind Source Separation of Underdetermined Audio Mixture}, author = {Lee, Mingu and Sung, Keong-Mo}, booktitle = {Audio Engineering Society Convention 133}, month = {Oct}, year = {2012}, url = {https://www.aes.org/e-lib/browse.cfm?elib=16540} }