00792nam0-22003131i-450-99000325227040332120001010000325227FED01000325227(Aleph)000325227FED0100032522720000920d1948----km-y0itay50------baitay-------001yy<<Les >>ETAPES DE L'ASTRONOMIE2ParisPresses Universitaires de France1948pp. 127Astronomia021.006Couderc,Paul40355ITUNINARICAUNIMARCBK990003252270403321021.006.COU24539DECGEDECGEETAPES DE L'ASTRONOMIE449599UNINAING01