On the progenitor of the Type Ic supernova 2002ap
(2002)
The evolutionary status of Sher25 - implications for blue supergiants and the progenitor of SN1987A
(2002)
The Nature of the Progenitor of the Type II-P Supernova 1999em**Based on observations at the William Herschel Telescope on La Palma and the Canada-France-Hawaii Telescope.
The Astrophysical Journal American Astronomical Society 565:2 (2002) 1089-1100
Detecting the Progenitors of Core Collapse Supernovae
Chapter in The Evolution of Galaxies, Springer Nature (2002) 187-190
Detecting the progenitors of core collapse supernovae
(2001)