01103nas a2200313 i 450099100252942970753620231114121127.0011205m19699999 || | |eng 0002-7537b11672560-39ule_instPERLE002268ExLCDU 521CDU 522CDU 523CDU 524CDU 525Bulletin of the American Astronomical SocietyBulletin of the American Astronomical Society /American Astronomical Society. - 1969-New York,1969-Codice CNR: P 00013744LE006 1972-1994;American Astronomical Societyauthorhttp://id.loc.gov/vocabulary/relators/aut317430Bull. Amer. Astronom. Soc.b1167256021-09-0608-07-02991002529429707536LE0061le006-E0.00-no 180000.i1189822708-07-02Bulletin of the American Astronomical Society1452643UNISALENTOle00601-01-01sa -engus 01