QUINTERO RAMÍREZ, Cirila. The Labor Movement of Matamoros: From Labor Spring to “The Movement is Outside the Union”. Apuntes. Social Sciences Journal, [S. l.], v. 51, n. 97, 2025. DOI: 10.21678/apuntes.97.2334. Disponível em: https://revistas.up.edu.pe/apuntes/article/view/2334. Acesso em: 7 sep. 2026.