Porras-Chaverri, M. A., & Pocasangre-Fonseca, R. (2021). Perception of social variables related to allophones of taps and trills: a preliminary study with costa rican middle class speakers. Cadernos De Linguística, 2(1), e593. https://doi.org/10.25189/2675-4916.2021.v2.n1.id593