Marcelino dos Anjos, R. M.; Guedes Ferreira, E. N.; Silva, D. D. da; Lima Paulo, L. F. de; Barroso Hirota, V. Golas Orientation and Pre-Competitive Stress of Brasilians Track and Field Athletes. Int. J. Phys. Educ. Fit. Sports 2015, 4, 1-9.