Dusty Objects in the Universe: Proceedings of the Fourth International Workshop of the Astronomical Observatory of Capodimonte (OAC 4), Held at Capri, Italy, September 8–13, 1989

Physics of Formation of FeII Lines Outside LTE: Proceedings of the 94th Colloquium of the International Astronomical Union Held in Anacapri, Capri Island, Italy, 4–8 July 1986