I. M. Weirich da Silva Coelho and K. Freire de Oliveira, “Evaluation of a distance learning spanish course: an application of instructional design in the creation of educational products”, Br. J. Ed., Tech. Soc., vol. 18, no. 4, pp. 1498–1511, Dec. 2025, doi: 10.14571/brajets.v18.n4.1498-1511.