by A K Sahay, Kiran Poonacha, Tejas Soni and Himansu Tripath...

by A K Sahay

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by Indraneil Das and Abhijit Das

by Andre Marx and Boris Pfeiffer

by Sanjay Sondhi and Krushnamegh Kunte

by Tamoghna Saha and Nithya Chandran

by M.K. Vashishta

by Url Lanham

by Abhishek Shukla

by Dr. Maqbool Fatima

by Dr J.P. Shukla and Dr K. Pandey

by Rauf Ali

by Dr Sanjeev Jain

by Col. (Retd.) Vijay Verma

by Jaideep Mazumdar and Parthasarathi Mahanta

by BNHS

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by Edited by Arijit Ganguly and Khokan Naskar

by Tapashi Gupta

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by S. R. Eyeson

by Dr B.K.P. Singh

by S. Balachandran, Tuhina Katti and Ranjit Manakadan