Operationalising flexible planning coupled with ongoing assessment strategies. A pragmatic, longitudinal randomized study in U13 female volleyball team. International Journal of Sports Science & Coaching - Manuel Loureiro, Isabel Mesquita, Ana Ramos, Patrícia Coutinho, João Ribeiro, Filipe Manuel Clemente, Fábio Yuzo Nakamura,; José Afonso (International Journal Of Sports Science & Coaching, 2024)