Horiuchi, G., Sakurai, S. Julkaisussa International Journal of Sport & Health Science (2016)
Ishida, K., Hirano, Y. Julkaisussa International Journal of Sport & Health Science (2004)
Morimoto, Y., Ito, K., Kawamura, T., Muraki, Y. Julkaisussa International Journal of Sport & Health Science (2003)