Michael Zibulevsky Pavel Kisilev Yehoshua Y. Zeevi Barak A. Pearlmutter Blind Source Separation via Multinode Sparse Representation. 1049-1056 2001 conf/nips/2001 NIPS http://www-2.cs.cmu.edu/Groups/NIPS/NIPS2001/papers/psgz/AA09.ps.gz db/conf/nips/nips2001.html#ZibulevskyKZP01