Showing 1 - 2 results of 2 for search 'Kraak, Wilbur Julio', query time: 0.04s Refine Results
  1. 1
    Movement patterns and heart rate recordings of South African Rugby Union referees during actual match–play refereeing / Kraak W.J.
    by Kraak, Wilbur Julio
    Published 2012
    Get full text
  2. 2
    Movement patterns and heart rate recordings of South African Rugby Union referees during actual match–play refereeing / Kraak W.J.
    by Kraak, Wilbur Julio
    Published 2012
    Get full text
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