Kituu, Gareth M.; Shitanda, Douglas; Kanali, C. L.; Mailutha, J. T.; Njoroge, C. K.; Wainaina, J. K.; Bongyereire, J. S.(International Commission of Agricultural and Biosystems Engineering, 2010-01)
Kituu, Gareth M.; Shitanda, Douglas; Kanali, C. L.; Mailutha, J. T.; Njoroge, C. K.; Wainaina, J. K.; Ondote, P. M. O.(International Commission of Agricultural and Biosystems Engineering, 2009)