Categories

• English
• Chemistry,odiya
• Education,odiya
• Others,Chemistry
• Physics
• Others,odiya
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Authors

• Fillinghan L.A
• Sahu, S.K.,Dash, k.c and others
• Jatava
• B.O
• Mehnotra , Aneja
• Kotpal, r.l.,Kotpal, r.l.
• G.,svehla
• Cutts
• Morrisa
• p.b.