REFERENCES
- Singal (SP), Gera (BS), Aggarwal (SK) and Saxena (M). Use of a Monostatic Solar in Probing the Lower Atmosphere. J. Rad. & Spac Phys. 4, 1975; 146–156.
- Singal (S P), Dutta (H N), Gera (B S) and Aggarwal (S K.). Analytical Studies of Solar Observations at Delhi. CENTROP Report 23, Oct. 1976; P 20.