1. Ansari, S. M. Razaullah (1985a). “Introduction of Modern Western Astronomy in India during the 18th–19th Centuries.” In History of Astronomy in India, edited by S. N. Sen and Kripa Shankar Shukla, pp. 363–402. New Delhi: Indian National Science Academy.
2. — (1985b). “The Observatories Movement in India during the 17th–18th Centuries,” Proceedings of the International Symposium on Longitude Zero 1884–1984. Greenwich London, July 9–13, 1984. Published in Vistas in Astronomy, 28 (1985) 379–385, It contains first diagrammatic proof of Jai Singh’s use of the telescope.
3. — (1995). “On the Transmission of Arabic-Islamic Astronomy to Medieval India.” Archives internationales d’histoire des sciences 45: 273–297.
4. — (2002). “European Astronomy in Indo-Persian Writings,” In Ansari, S. M. R. (ed.) History of Oriental Astronomy. Dordrecht: Kluwer, pp. 133–144.
5. — (2012), “On Khayrullāh Khan Muhandis” (in Persian), in Encyclopaedia of the World of Islam (Dā’irat al- Ma‘ārif -i Islāmī), edited by Golām ‘Alī Ḥaddād ‘Ādel, Tehran. Published in Vol. 16 (2011) pp. 608–611. English revised version to be submitted to Indian J. of History of Science (New Delhi) shortly.