Herrero Fabregat, Clemente. 2021. “Excursions: Educational Tools in the Renewal of Geography Teaching | Includes ANNEX With Article from ‘Revista De Escuelas Normales’ (1925)”. Didácticas Específicas, no. 25 (December):184-96. https://revistas.uam.es/didacticasespecificas/article/view/14987.