Categories

• Others,History
• Ethics and Values
• Chemistry
• IT
• Environmental Studies
• Zoology
• enviromental studies
• Education
• Others,Chemistry
• Botany,Physics

Authors

• murphy
• Kumar U.
• Pradhan K.C.
• Turidari R.L
• Das , Pattanaik
• Kara KC,Padhi N
• Biswanath S.V
• salhi
• S.K.,supkar
• P.,Ray,das chittoronjan