Categories

• Physics
• Political Science,Education
• Zoology
• geography
• Computer Science
• Economics,Political Science
• Others,English
• IT
• Logic
• Botany,Physics

Authors

• Hembrem, Lipi
• Srivastava, A.L.,Srivastava, A.L.
• B Spain
• Waldman
• Gopla M
• Harichandar, n.b.,tikayati, k.v.
• R.L,Varshney,R.L,Varshney
• H.R
• v. and bhushan
• Rizvi, S.N.A,Tripathy, J.P