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Spectroscopic and statistical properties of X-ray sources∗: (Invited discourse)
Published online by Cambridge University Press: 14 August 2015
Extract
Among the little less than 50 known X-ray sources, only 7 had been identified with optical objects at the end of 1968 (Gratton, 1968) and a couple or so have been added during the present Symposium; some identifications are still uncertain.
- Type
- Research Article
- Information
- Symposium - International Astronomical Union , Volume 37: Non-Solar X- and Gamma-Ray Astronomy , 1970 , pp. 162 - 172
- Copyright
- Copyright © Reidel 1970