Categories

• Others
• Biology
• Physics,History
• Education
• Others,Chemistry
• Physics
• Others,Biology
• Others,Physics
• Political Science,History
• Botany,Physics

Authors

• Mahapatra ,S.S
• N,Nayak,Senapati, F.M
• J.,sasi kumar
• Rajkumar Sundari
• Nagan A.L
• P.,yogananda,P.,yogananda
• Swain S.N.
• Das Mukherjee
• P.S,Bright,C.H,Lochiita
• mader