WASET
Cortés-Mora, H. , Péna-Reyes, J. , Herrera-Jiménez, A.. "Education for Sustainability Using PBL on an Engineering Course at the National University of Colombia". World Academy of Science, Engineering and Technology, Open Science Index 132, International Journal of Educational and Pedagogical Sciences, (2017), 11(12), 2799 - 2806.