Categories

• Physics
• Others,Biology
• Chemistry
• evs
• Others,Chemistry
• Education
• Odia
• Others,odiya
• Biology
• Others,Political Science

Authors

• Samal, g.k.,Chaturvedi, B.K.
• ahmed and sharma
• Srivastava, K.M.
• Lall Ramji.
• bhattacharya and nagpaw
• Mojaddedi
• Maili, P,Cotton , F.A
• Singh,kotpal and tyagi, pandey and jain
• Brand
• Singh S.K