Ocen, Gilbert Gilibrays; Mutua, Stephen; Mageni, GilbertBarasa; Karume, Simon; Matovu, Davis(International Journal of Advanced Research and Innovations in Technology, 2019)
Ekwangu, J; Anguira, P.; Andiku, C.; Tenywa, J. S.; Bisikwa, J.; Wanyera, N.; Ugen, M. A.(Busitema University ; Canadian Center of Science and Education, 2020-10-15)