Picado-Alfaro, M.tran. 2018. Didactical Suggestions to Implement a Leveling Course in Mathematics: Systematization of an Experience at the National University of Costa Rica. Revista Electrónica Educare. 22, 3 (Jul. 2018), 1–18. DOI:https://doi.org/10.15359/ree.22-3.15.