Gemas Neto, E., S. R. Silveira, M. A. Mattos dos Reis, and U. C. Corrêa. “A Perceptual Cue on a Moving Opponent Improves the Learning of a Motor Skill from Aikido”. Journal of Physical Education , Vol. 32, no. 1, Apr. 2021, p. e-3244, doi:10.4025/jphyseduc.v32i1.3244.