Categories

• Chemistry,odiya
• Physics,History
• enviromental studies
• Biology
• geography
• Economics
• Botany,Zoology
• Physics,odiya
• Zoology
• Sanskrit

Authors

• Ray, Shovan
• Das G.C
• Grover
• K.N,Mukhin,Verma H.C
• Mahapatra P.N.
• kanodey, v.r.
• Mohanty , Jagadesh
• hornby, a.s
• Mahapatra , D.,Mahapatra , D.
• n. and mohapatra