Wiley, Astronomical Notes, 4-5(320), p. 282-282, 1999
DOI: 10.1002/1521-3994(199908)320:4/5<282::aid-asna282>3.0.co;2-s
Wiley, Astronomical Notes, 4-5(320), p. 282-282
DOI: 10.1002/1521-3994(199908)320:4/5<282::aid-asna282>3.3.co;2-j
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