Categories

• Others,Chemistry
• Political Science,Zoology
• Logic
• geography
• Mathematics
• Physics
• Others,odiya
• Political Science
• Economics,Political Science
• Physics,odiya

Authors

• Arora, Singh
• Saxena , Sorlahoy,Pattanaik, S.L
• Behera, c.
• sahu and das
• Nath, R.
• Makhiya
• Sadma
• bhalla
• Maheswari S,Rathore L.F
• Chatterjee, K,M,Nanda, Nanda D.C