@INBOOK {LOKKO:2001, title = {Combining ability analysis of resistance to cassava mosaic disease in cassava}, author = {Lokko, Y. and Dixon, A. and Offei, S. *}, year = {2001}, type = {Root crops in the 21st century: proceedings of the 7th Triennial Symposium of the International Society for Tropical Root Crops - Africa Branch. Oct 1998. Governmet of Benin}, pages = {438--443}, note = {RTB; Root and Tuber; Cassava}, }