APA (7th ed.) Citation

Valle, P. H. D., Capilla, R., Santos, V. d., Feitosa, D., & Nakagawa, E. Y. (2026). Open Educational Resources: Barriers and Open Issues.

Chicago Style (17th ed.) Citation

Valle, Pedro Henrique Dias, Rafael Capilla, Vinicius dos Santos, Daniel Feitosa, and Elisa Yumi Nakagawa. Open Educational Resources: Barriers and Open Issues. 2026.

MLA (9th ed.) Citation

Valle, Pedro Henrique Dias, et al. Open Educational Resources: Barriers and Open Issues. 2026.