@ARTICLE {NG:1997b, title = {Cassava in vitro germplasm management at the International Institute of Tropical Agriculture}, author = {Ng, S. Y. C. and Ng, N. Q. }, journal = {African Journal of Root and Tuber Crops}, year = {1997}, volume = {2}, pages = {232--234}, note = {RTB; Root and Tuber; Cassava}, }