http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Wolf-Rayet Stars: Observations, Physics, Evolution
Proceedings of IAU Symposium No. 99, held at Cozumel, Mexico, September 18-22, 1981
International Astronomical Union/Union Astronomique Internationale, Symposium No. 99 Held at Cozumel, Mexico, September 18-22, 1981 ; ; 99