Agossou Gadédjisso-Tossou, et al. “Impact of Irrigation Strategies on Maize (Zea Mays L.) Production in the Savannah Region of Northern Togo (West Africa)”. Water SA, vol. 46, no. 1 January, Jan. 2020, doi:10.17159/wsa/2020.v46.i1.7894.