Lima, I. L. B., Delgado, I. C., Andrade, C. K. de S., Melo, E. S. de, Lima, M. G. de S., & Cavalcante, M. C. B. (2021). Studies in language development in Down Syndrome: joint attention in focus. Cadernos De Linguística, 2(4), e530. https://doi.org/10.25189/2675-4916.2021.v2.n4.id530