TY - BOOK AU - Bowyer,Stuart C. AU - Leinert,Christoph ED - International Astronomical Union. TI - The galactic and extragalactic background radiation: proceedings of the 139th Symposium of the International Astronomical Union, held in Heidelberg, F.R.G., June 12-16, 1989 SN - 0792308417 AV - QB991.C64 I57 1989 U1 - 523.01/92 20 PY - 1990/// CY - Dordrecht PB - Kluwer Academic Publishers KW - Cosmic background radiation KW - Congresses KW - Ultraviolet astronomy KW - Infrared astronomy KW - Galaxies N1 - Includes bibliographical references and indexes ER -