"शंकुक": अवतरणों में अंतर
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पंक्ति 13:
== बाहरी कड़ियाँ ==
* [https://web.archive.org/web/20150716151904/http://www.iftomm.org/iftomm/proceedings/proceedings_WorldCongress/WorldCongress07/articles/sessions/papers/A112.pdf 1 Astronomical Instruments In Ancient India] (Shekher Narveker)
* [[Midhat J. Gazalé|Gazalé, Midhat J.]] ''Gnomons, from Pharaohs to Fractals'', Princeton University Press, Princeton, 1999. ISBN 0-691-00514-1.
* {{Harvard reference
पंक्ति 27:
* [[R. Newton Mayall|Mayall, R. Newton]],[[Margaret W. Mayall|Mayall, Margaret W.]], ''Sundials: Their Construction and Use'', Dover Publications, Inc., 1994, ISBN 0-486-41146-X
* [[Albert E. Waugh|Waugh, Albert E.]], ''Sundials: Their Theory and Construction'', Dover Publications, Inc., 1973, ISBN 0-486-22947-5.
* [https://web.archive.org/web/20090116051656/http://www.hq.nasa.gov/alsj/a16/traverse.pdf], Apollo 16 Traverse guide
[[श्रेणी:समय मापन|शंकुक]]
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