Mishra, Jyoti (Gyan Ganga Institute of Technology and Sciences, India),Agarwal, Ritu (Malaviya National Institute of Technology, India),Atangana, Abdon (University of the Free State, South Africa)
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;Mishra, Jyoti (Gyan Ganga Institute of Technology and Sciences),Agarwal, Ritu (Malaviya National Institute of Technology),Atangana, Abdon (University of the Free State)
(1)