Almonacid-Fierro, A., E. Merellano-Navarro, and A. Moreno-Doña. “Characterization of Pedagogical Knowledge: A Study of Novice Teachers”. Revista Electrónica Educare, Vol. 18, no. 3, Sept. 2014, pp. 173-90, doi:10.15359/ree.18-3.10.