罗伯特·杰克逊 (天文学家)
参考资料
- Koupelis, Theo. . Jones & Bartlett Learning. 2010-02-28: 490– [18 May 2011]. ISBN 978-0-7637-6858-4.
- Parker, Barry. . Basic Books. 2001-07-12: 241– [18 May 2011]. ISBN 978-0-7382-0578-6.
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