Carbo Ramírez , Ivonne Celeste, y William Frank Español-Sierra, trans. «The Continuing Professional Development of Teachers in Multigrade Schools in the Canton of Milagro, Province of Guayas». Nexus: Multidisciplinary Research Journal (MIR) 3, no. 5 (enero 16, 2026): 1–19. Accedido febrero 7, 2026. https://nexushouseeditorial.com/index.php/nexus/article/view/94.