1.
Rivera García CG, Guzmán Hernández R, Velastegui López LE. Educational research in ecotourism activities using the PBL methodology. CD [Internet]. 2026Jan.5 [cited 2026Jan.9];10(1):6-22. Available from: https://cienciadigital.org/revistacienciadigital2/index.php/CienciaDigital/article/view/3571