Pallamraju, DuggiralaSaha, SovanSovanSaha2025-09-042025-09-042022-01-01https://d8.irins.org/handle/IITG2025/32736ill.; hbk.; 30 cm17330031PhysicsEquatorial Plasma BubblesRadio TechniquesUpper Atmospheric VariabilitiesOptical TechniquesInvestigations of low- and equatorial-latitude upper atmospheric processes using optical and radio techniquesPh.D.xxvi, 227p.Ph.D.123456789/620