@book{10128,
	author = {Symposium of the International Astronomical Union and Van Der Hucht, Karel A., ed. and International Astronomical Union},
	title = {Wolf-rayet stars and interrelations with other massive stars in galaxies},
	publisher = {Kluwer Academic},
	year = {1991},
	series = {IAU Symposium; no. 143},
	address = {Dordrecht}
}