@book{10348,
	author = {Colloquium of the International Astronomical Union and Kondo, Y., ed. and International Astronomical Union},
	title = {Observatories in earth orbit and beyond},
	publisher = {Kluwer Academic},
	year = {1990},
	series = {Astrophysics and Space Science Library; v. 166},
	address = {Dordrecht}
}