00989nam a2200301 i 450099100112298970753620020507111607.0970416s1995 us ||| | eng 0521278341b10176895-39ule_instLE00642534ExLDip.to Fisicaita52.9.552.9.5752.9.58523.01QB461.S56Smith, Robert Connon278370Observational astrophysics /Robert Connon SmithCambridge :Cambridge University Press,1995xxiv, 443 p. ;24 cm.Astrophysics - Techniques.b1017689521-09-0627-06-02991001122989707536LE006 52.9.57+52.9.58 SMI12006000067010le006-E0.00-l- 00000.i1021701027-06-02Observational astrophysics189314UNISALENTOle00601-01-97ma -engus 01