Feng, Aiyun     A Research on the Functions and Development Trends of Public Fitness Dance in the National Fitness [Текст] / Aiyun Feng, Guiping. Yan // Olympic sport and sport for all : proceedings of 17th International scientific congress ( Beijing, China, 2nd-6th, June, 2013) / International Association of Universities of Physical Culture and Sport, Capital University of Physical Education and Sports. — Beijing, 2013. — P. 325.