Ludwig, Carlos. “Grammaticalization of Palm-up in Libras: A Corpus-Based Analysis: A CORPUS-BASED ANALYSIS”. Acta Semiótica et Lingvistica 34, no. 1 (April 30, 2026): 54–75. Accessed November 8, 2026. https://sistemas.uft.edu.br/periodicos/index.php/actas/article/view/22646.