Nayak, Padmalaya (Rangaraju Inst. of Eng. & Tech.),Ray, Niranjan (Kalinga Inst. of Ind. Tech.),Ravichandran, P. (University College, Malaysia)
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;Obaidat, Mohammad S.,Nayak, Padmalaya (Rangaraju Inst. of Eng. & Tech.),Ray, Niranjan K. (Kalinga Inst. of Ind. Tech.)
(1)