European Geophysical Society, Vienna, Austria, 21-25 April 1997:

"Seismic Observation of the Solar Interior from SOHO/MDI," P.H.
Scherrer, R.S. Bogart, R.I. Bush, T.L. Duvall, Jr., J.T. Hoeksema, A.G.
Kosovichev, and J. Schou.

"Acoustic Tomography of Solar convective Flows and Structures,"
T.L. Duvall, Jr., A.G. Kosovichev, and P.H. Scherrer.