1. American Sports Education Program and USA Gymnastics (2009). Coaching youth gymnastics (pp. 163-176). Champaign: Human Kinetics.
2. Fukushima, M. and Yamamoto, H. (1992). Biomechanics of teaching for hip pullover exercise in physical education class. In proceedings of the 10th International Symposium on Biomechanics in Sports (p. 227). Milan, Italy.
3. Gallahue, D. L., Ozmun, J. C., and Goodway, J. D. (2011). Biomechanical differences between successful and unsuccessful kicking pullovers by 10-year-old children (pp. 1-9). Boston: McGraw-Hill Education.
4. Goldmann, Z. (2014). The ultimate guide to coaching bars (pp. 43-49). Santa Cruz County: CreateSpace.
5. Kawashima, T., Ota, M., and Maruyama, Y. (1987). Tetsubōundō no sakaagari ni kannsuru moruforogĪ teki kennkyū. [Morphological study on kicking pullovers of horizontal-bar exercise]. In Proceedings of Japan Society of Physical Education Annual Conference, 38: 254. (in Japanese)