ROCHA, P. G. M. DA; ROCHA, D. J. O. DA; BERTOLASCE, A. L. <b>Sports trainning intiation’s influence on motor deveopment in childhood: a case study</b&gt; - doi: 10.4025/reveducfis.v21i3.7853. Journal of Physical Education (Maringá), v. 21, n. 3, p. 469-477, 5 Sep. 2010.