GRICIUS, A. Some key moments in developing technical playing skills. Psichologija, [S. l.], v. 6, p. 31–42, 1964. DOI: 10.15388/Psichol.1964.6.8898. Disponível em: https://www.journals.vu.lt/psichologija/article/view/8898.. Acesso em: 2 may. 2024.