@ARTICLE {GIBSON:2006, title = {Collaborative breeding of cassava and sweet potato in Africa}, author = {Gibson, R. and Manu-Aduening, J. and Byamukama, E. and Lamboll, R. I. and Mensah, G. A. * and Mpembe, I. and Kayongo, J. and Mwanga, R. *}, journal = {Roots}, year = {2006}, volume = {10}, number = {1}, pages = {9--13}, note = {RTB; Root and Tuber}, }