HA, A.S., WONG, S.H. and CHAN, D.W. 1999. The Jump Rope for Heart Project: An Education Programme for Hong Kong School Children : 跳繩樂齊齊學 - 健康敎育計劃. Asian Journal of Physical Education & Recreation. 5, 2 (Dec. 1999), 17–20. DOI:https://doi.org/10.24112/ajper.51223.