Ndambiri, Moses; Kiragu, David Ndung'u; Riro, George Kamau(International Journal of Academic Research in Accounting, Finance and Management Sciences, 2018-01)
Zhao, Yuanyuan; Bi, Jinfeng; Yi, Jianyong; Njoroge, Daniel Mwangi; Peng, Jian; Hou, Chunhui(Journal of the Science of Food and Agriculture, 2018-11-16)