Nguyen, T.T. and Le, H.P. 2016. Assessing the development level of 15-17 year-old female athletes practicing Vovinam - Vietnamese martial art after a year of training in Phu Yen Province. Dong Thap University Journal of Science. 22 (Oct. 2016), 35–39. DOI:https://doi.org/10.52714/dthu.22.10.2016.392.