Sustainable maize-legume based cropping systems for food security in the eastern and southern regions of Africa: "experiences from SIMLESA Project in Rwanda (2012-2014)", Kigali, Rwanda Agriculture Board (RAB), Rwanda - Nabahungu, N.L.; Ngaboyisonga, C.; Tuyisenge, J.; Dusengemungu, L.; Kabirigi, M.; Rutebuka, J.; Kayumba, J.; Ndayisaba, P.C. (Scholars' Press, 2020)