00842nam0-22003011i-450-99000047504040332120101108161334.00-674-32659-8000047504FED01000047504(Aleph)000047504FED0100004750420020821d1976----km-y0itay50------baenga-------001yyFrontiers of astrophysicsEugene H. AvrettCambridge, MassachusettsHarvard University press1976554 p.ill.23 cmAstrofisica523.01Avrett,Eugene H.<1933- >26093ITUNINARICAUNIMARCBK99000047504040332110 B I 25410137DINELDINELFrontiers of astrophysics332170UNINA