Musyimi, Shadrack M.; Mwenda, Lilian Karimi Mugambi; Wachira, Anita Wanjugu; Kiarie, David Mburu(Journal of humanities and cultures studies R&D, 2018-04-04)
Kamande, Martin Irungu; Byiringiro, Jean Bosco; Muchiri, Peter Ng’ang’a(IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE), 2018-04-04)
Mwaniki, Purity Njeri; Kuria, David Ndegwa; Mundia, Charles N.; Makokha, Godfrey Ouma(American Journal of Environmental Science and Engineering, 2018-05-17)