Puertas-Aguilar, M.- Ángel ., Álvarez-Otero, J. and de Lázaro-Torres, M.-L. (2025) “Promoting Transdisciplinarity and Competency-based Learning Using Web GIS in the Spanish Secondary School Classroom”, European Journal of Geography, 16(2), pp. 335–348. doi: 10.48088/ejg.m.pue.16.2.335.348.