NASA NTRS · 19860022982
Halley's Comet in history
Abstract
Observations of Halley's Comet from Chinese observatories in 240 BC until the present are described.
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Yoemans, D. K., Rahe, J., Freitag, R.. 1986-03-01. Halley's Comet in history. https://ntrs.nasa.gov/citations/19860022982
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