ANNEY, Vincent Naano; BULAYI, And Makungu. Experienced Mathematics Teachers PCK in the Use of Learner-Centred Approaches in Tanzania ’ s Secondary Schools. Papers in Education and Development, [S. l.], v. 37, n. 1, 2020. Disponível em: http://196.44.161.124/index.php/ped/article/view/3124. Acesso em: 7 apr. 2026.