Categories

• Chemistry
• Others,Physics
• Zoology,odiya
• Others,History
• Others,Biology
• IT
• Environmental Studies
• Others,English
• enviromental studies
• odiya

Authors

• Kanungo
• Datt , Sundaram
• ribicoff
• Pradhan,M.R
• Lal, s.s. ,Behera, A., a. and kumar
• Sen, S.,Mohanty , D.
• Singh Bay
• behera and dash
• rundell
• corden