X-ray astronomy : proceedings of the NATO Advanced Study Institute held at Erice, Sicily, July 1-14, 1979 / edited by Riccardo Giacconi and Giancarlo Setti. (NATO advanced study institutes series : Series C, Mathematical and physical sciences ; v. 60)
X-ray astronomy : proceedings of the NATO Advanced Study Institute held at Erice, Sicily, July 1-14, 1979 / edited by Riccardo Giacconi and Giancarlo Setti.
(NATO advanced study institutes series : Series C, Mathematical and physical sciences ; v. 60)