Spoken dialog system for real-time data capture. - Esther Levin; Alex Levin (INTERSPEECH, 2005)

Dialog Design for User Adaptation. - Esther Levin; Alex Levin (ICASSP (1), 2006)

Improved Spectral Sparsification and Numerical Algorithms for SDD Matrices. - Ioannis Koutis; Alex Levin; Richard Peng (STACS, 2012)

Spectral Sparsification in the Semi-streaming Setting. - Jonathan A. Kelner; Alex Levin (Theory Comput. Syst., 2013)

Faster Spectral Sparsification and Numerical Algorithms for SDD Matrices. - Ioannis Koutis; Alex Levin; Richard Peng (ACM Trans. Algorithms, 2016)