Teakwondo. Technik - Training - Selbstverteidigung

von Pieter, Willy (Autor), ... Heijmans, John (Autor) Aachen: Meyer & Meyer (Verlag), 1995, 258 S., Lit.

Heart rate response to taekwondo forms and technique combinations. A pilot study

von Pieter, Willy (Autor), ... Taaffe, Dennis (Autor), Heijmans, John (Autor)
Erschienen in The Journal of sports medicine and physical fitness, 30 (1990), 1, S. 97-102, Lit.

Quadriceps/hamstrings ratios of taekwondo club athletes and beginning tennis players

von Pieter, Willy (Autor), ... Taaffe, Dennis (Autor), Troxel, Richard (Autor), Heijmans, John (Autor)
Erschienen in Journal of physical education & sport sciences, 4 (1992), 1, S. 31-39, Lit.

Isokinetic peak torque of the quadriceps and hamstrings of college age taekwondo athletes

von Pieter, Willy (Autor), ... Taaffe, Dennis (Autor), Troxel, Richard (Autor), Heijmans, John (Autor)
Erschienen in Journal of human movement studies, 16 (1989), 1, S. 17-25, Lit.

Injury situation and injury mechanism at the 1993 European taekwondo cup

von Pieter, Willy (Autor), ... Ryssegem, Guido van (Autor), Lufting, Roy (Autor), Heijmans, John (Autor)
Erschienen in Journal of human movement studies, 28 (1995), 1, S. 1-24, Lit.