00797nam0-22003251i-450-9900032529804033212000101088-08-12846-6000325298FED01000325298(Aleph)000325298FED0100032529820000920d1989----km-y0itay50------baitay-------001yy<<Il >>SISTEMA SOLARE1BolognaNicola Zanichelli1989pp. 175Astronomia030.007Smoluchowski,Roman129583ITUNINARICAUNIMARCBK990003252980403321030.007.SMO528DECGEDECGESISTEMA SOLARE449651UNINAING01