1. IRS Orbit Determination Accuracy Improvement
2. Control Systems Group, ISRO Satellite Centre,"Attitude and orbit control system of Chandrayaan-1 Critical Design Review,"ISRO.,Rept.ISRO- ISAC-Chandrayaan-1-RR-0621,May2007.
3. Numerical integration of the equations of motion of celestial mechanics
4. OliverMontenbruckandEberhardGill.,SatelliteOrbitsModelsMethodsApplications,Springer,Berlin,2000,pp.257-268.