@INPROCEEDINGS {30670,
author={F.M.C. Clemente and J.  Sequeiros and A.  Correia and F. Martins and F.   Silva},
doi={},
booktitle={World Conference on Science & Soccer - WCSS},
title={Motion variability during small-sided games: using the dots to assessing the tactical behaviour},
year={2017},
month={June},
volume={},
pages={119-120} 
}