Robert Hechavarría, Rebeca Eulalia, Conrado Reyes Savón, and Eduardo Miguel Pompa García. 2017. “THE PLANNING OF PSYCHOLOGICAL DIRECTIONS IN THE MASCULINE VOLLEYBALL, SCHOOL CATEGORY”. Arrancada 17 (31):43-57. https://revistarrancada.cujae.edu.cu/index.php/arrancada/article/view/6-31.