Corrales González, Yorleni. “Modifications Implemented to the Chemistry Laboratories Due the COVID-19 Pandemic at the International and National Level, the Case of the National University and the University of Costa Rica in 2020–2021 and Their Successes or Deficiencies”. Ensayos Pedagógicos Journal 18, no. 1 (June 30, 2023): 49–64. Accessed October 19, 2024. https://www.revistas.una.ac.cr/index.php/ensayospedagogicos/article/view/17456.