00927nam a2200277 i 450099100082319970753620020506124819.0960310s1974 us ||| | eng b10134578-39ule_instLE00637437ExLDip.to Fisicaita52.9.5552.9.56523.1'135QB855Osterbrock, D.461169Astrophysics of gaseous nebulae /D. OsterbrockSan Francisco :W.H. Freeman and Company,1974xiv, 251 p. :ill. ;25 cm.Nebulae.b1013457821-09-0627-06-02991000823199707536LE006 52.9.53+52.9.55 OST12006000096928le006-E0.00-l- 00000.i1015851027-06-02Astrophysics of gaseous nebulae185423UNISALENTOle00601-01-96ma -engus 01