GHEORGHE B, D?NU? CONSTANTIN C. INSTRUCTION MODEL FOR THE OPTIMIZATION OF TEACHING FOOTBALL TO FIFTH GRADERS OF THE SPORTS HIGH-SCHOOL OF BACAU, ROMANIA. FIEP-Bulletin [Internet]. 20º de abril de 2017 [citado 3º de maio de 2024];87(1). Disponível em: https://fiepbulletin.net/fiepbulletin/article/view/5763