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by Kumar, Ranjit
by Akash Kumar Bhoi, Ranjit Panigrahi, Victor Hugo C. de Albuquerque, Rutvij H. Jhaveri
by Sandhu, P J S; Shankar, Vinay; Dwivedi, G G.; et al.
by Sinha, Ranjit Kumar
by Upadhyay, Ranjit Kumar; Iyengar, Satteluri R. K.
by Upadhyay; Ranjit Kumar
by Chandra, Ranjit Kumar
by Ranjit Kumar Upadhyay; Satteluri R. K. Iyengar