Long Hoang, Mai T.T. Nguyen, Doan. N.Q. Nguyen, Kim Hoang, Clair Hershey and Reinhardt Howeler 2024. Vietnamese cassava varieties progression across 50 years. Vietnam Journal of Science, Technology and Engineering. 66, 1 (Mar. 2024), 59-76. DOI:https://doi.org/10.31276/VJSTE.66(1).59-76.