भारतीय राष्ट्रीय विज्ञान अकादमी
Indian National Science Academy
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Author Article
Journal Authors
Historical Notes: Sudoku Yantra
The Gurmukhi Astrolabe of the Maharaja of Patiala
Indian Astronomical and Time–Measuring Instruments: A Catalogue in Preparation
Yantraraja: The Astrolabe in Sanskrit
Katapayadi Notation on a Sanskrit Astrolabe