Categories

• Others,Physics
• Eng
• Chemistry
• Other
• Physics,History
• Computer Science
• History,odiya
• Others,Political Science
• Economics,History
• Botany,Physics

Authors

• Ghai
• J.,johnston,J.,johnston
• Eanes
• I.A
• jain and majhi
• M.L,Jhingan
• A.B.,bhattacharya ,A.B.,bhattacharya
• Mishra Deepak
• Bimbadhar
• Das , Bikram K