Thato Tsalaile, Syed M. Naqvi, Kianoush Nazarpour, Saeid Sanei, Jonathon A. Chambers. Blind source extraction of heart sound signals from lung sound recordings exploiting periodicity of the heart sound. In Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2008, March 30 - April 4, 2008, Caesars Palace, Las Vegas, Nevada, USA. pages 461-464, IEEE, 2008. [doi]