Reconstruction of a Spherically Symmetric Speed of Sound. - Joyce R. McLaughlin; Peter L. Polyakov; Paul E. Sacks (SIAM J. Appl. Math., 1994)

Domain Decomposition Operator Splittings for the Solution of Parabolic Equations. - Tarek P. Mathew; Peter L. Polyakov; Giovanni Russo 001; Junping Wang (SIAM J. Sci. Comput., 1998)