Categories

• zoolozy
• Others,Physics
• Politicalscience
• Political Science,History
• Economics,History
• Environmental Studies
• Others
• Botany,Physics
• evs
• Mathematics

Authors

• Sharma,Y.K
• R.,Thapan
• Madan , g.r.,Madan , g.r.
• Pattanaik, nimai,Das , m.n.
• b.d.,upadhya,Ray, h.n.
• t.c.
• Behera,Saha ,Das , M.N
• the times
• Mehta , Modnari
• Gupta P.k