1. THE CLOSE BINARY FREQUENCY OF WOLF-RAYET STARS AS A FUNCTION OF METALLICITY IN M31 AND M33;The Astrophysical Journal;2014-06-09
2. Galactic Distributions and Statistics of the HD Stars in the Michigan Spectral Catalogue;The Astronomical Journal;2007-07-18
3. Wolf—Rayet Stars;Astrophysical and Laboratory Plasmas;1996
4. Summary of Symposium;Symposium - International Astronomical Union;1991
5. Summary of Symposium;Wolf-Rayet Stars and Interrelations with other Massive Stars in Galaxies;1991