The Sukhoi Super 30 upgrade, as what it's called consists of many changes in various systems of the aircraft.
About the Indian Navy's recent decision to reduce deck based fighter order from 57 to 36. by Kunal Varshney
About the HO-229 and and its influence on modern steath designs... by Bhagavan Hindustani
An insight into the current status of procurement of rifles for the Indian Army. by Alan Jai Kuriako