Montes-Rodríguez, R., J. B. Martínez-Rodríguez, and A. Ocaña-Fernández. “Case Study As a Research Method for Analyzing MOOCs”. The International Review of Research in Open and Distributed Learning, Vol. 20, no. 3, Feb. 2019, doi:10.19173/irrodl.v20i4.4299.