Porras-Chaverri, Mariela A., and Raquel Pocasangre-Fonseca. “Perception of Social Variables Related to Allophones of Taps and Trills: A Preliminary Study With Costa Rican Middle Class Speakers”. Cadernos de Linguística 2, no. 1 (December 14, 2021): e593. Accessed April 19, 2024. https://cadernos.abralin.org/index.php/cadernos/article/view/593.