[1]
M. P. Marques and D. M. Samulski, “ Analyses of the sports career of youth football players in the transition between the amateur phase and the professional phase ”, Rev Bras Educ Fís Esporte, vol. 23, no. 2, pp. 103–119, Jun. 2009, doi: 10.1590/S1807-55092009000200002.