Mukhopadhyay, Sourangshu; Roy, Jitendra Nath; Das, Debendra Nath; Ghosh, Dhirendra Nath; Ghosh, Partha; Hossain, T; Pal, T K; Alam, S S; Raychaudhuri, Anjan; Karanjai, S; Roy, T K; Maiti, M; De, U C; Ghosh, J C; Biswas, Samir; Bhunia, Durga Sankar; Chattopadhyay, P; Pal, D K; Sinha, C (Vidyasagar University , Midnapore , West-Bengal , India, )