Zúñiga-Meléndez, A. et al.trans. 2020. Diagnosis of Training Needs of Teachers of Biology, Chemistry, Physics, and Mathematics, in Disciplinary, Pedagogical Areas, and Use of Technologies to Promote Scientific Thinking Skills. Revista Electrónica Educare. 24, 3 (Aug. 2020), 1–29. DOI:https://doi.org/10.15359/ree.24-3.23.