00978nam0-22003251i-450-9900010964204033213-540-51610-7000109642FED01000109642(Aleph)000109642FED0100010964220000920d1989----km-y0itay50------baengInfrared Extinction and StandardizationProceedings of two Sessions of IAU Commissions 25 and 9 held at Baltimore, Maryland, USA, August 4, 1988E.F. Milone (Ed.)Berlin [etc.]Springer-Verlag1989Lecture notes in physics341AstronomiaAstrofisicaCosmologia520523Milone,E.F.52177ITUNINARICAUNIMARCBK99000109642040332119-20216905FI1FI1Infrared Extinction and Standardization335414UNINAING01