Não informado. (2000). Transactions of the Astronomical Observatory of Yale University. Yale University, Astronomical Observatory.
Citace podle Chicago (17th ed.)Não informado. Transactions of the Astronomical Observatory of Yale University. New Haven, Conn: Yale University, Astronomical Observatory, 2000.
Citace podle MLA (8th ed.)Não informado. Transactions of the Astronomical Observatory of Yale University. Yale University, Astronomical Observatory, 2000.
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