Categories

• evs
• Physics
• Other
• Sanskrit
• History
• Others,Physics
• Physics,odiya
• odiya
• Economics,History
• enviromental studies

Authors

• Barik , das and sharma
• Das S.S
• Panda, B.
• Cotton , F.A,Mishra ,Mahapatra
• Walker
• Sambalpur University,Meher, k.c.
• Pattnaik, Pattnaik
• Balu , R.A
• Behera,Sahu Narayan, W C
• Das , K.M.,Mansingh, M.