The concept of Sunya / editors A.K. Bag and S.R. Sarma |
New Delhi : Indira Gandhi national centre for the arts, 2003. |
History of astronomy in India / editors S.N. Sen, K.S. Shukla |
New Delhi : Indian national science academy, 2000. |
History of technology in India |
New Delhi : Indian national science academy, 1997- |
Bag, Amulya Kumar |
The importance of Ujjayini and Lanka in Indian astronomy / A.K. Bag. |
In: Indo-Portuguese encounters. p. 438-450 |
Bag, Amulya Kumar |
Need for zero in the numerical system in India / A.K. Bag. |
In: Concept of Sunya. p. 159-169 |