Categories

• Others
• Eng
• Others,Chemistry
• English
• evs
• Others,Physics
• Education
• Political Science,Education
• Economics,History
• Chemistry,odiya

Authors

• Sabita
• p.d.,tarelon
• Gravellel
• S.A
• Das , r.c.,bhatnagar and bhatnagar
• Jettars
• Gass
• Ray, b.c.,Das , p.c.
• Sahu, F.M
• lindley