Coto-Chotto, Mayela, Carmen Cordero-Esquivel, and Sonia Mora-Rivera. “Trends in Ubiquitous Learning Research: A Micro Study of Selected Publications from 2000 to 2015”. Uniciencia 31, no. 2 (July 29, 2017): 51–67. Accessed April 25, 2026. https://www.revistas.una.ac.cr/index.php/uniciencia/article/view/9621.