Development of Training Design and Materials to Enhance Grade 7 Mathematics Teachers’ Competencies. WVSU Research Journal, [S. l.], v. 2, n. 2, p. 32–42, 2013. DOI: 10.59460/wvsurjvol2iss2pp32-42. Disponível em: https://journal.wvsu.edu.ph/index.php/journals/article/view/49.. Acesso em: 21 mar. 2025.