WANG, Chenyu, WANG, Chuanqiushui, WU, Xuemei and LUO, Jiong. The Impact of Tai Chi Exercise on Sleep Quality in the Elderly: A Systematic Review and Meta-Analysis. Pedagogy and Psychology of Sport. Online. 11 November 2025. Vol. 26, p. 66407. [Accessed 4 March 2026]. DOI 10.12775/PPS.2025.26.66407.