And the cloister was opened to the century: Pedro Zulen and the Bibliographic Bulletin of the Library of San Marcos (1923-1924) . Letras, Lima, Peru, v. 77, n. 111-112, p. p. 125–149, 2006. DOI: 10.30920/letras.77.111-112.8. Disponível em: https://revistaletras.unmsm.edu.pe/index.php/le/article/view/9. Acesso em: 13 sep. 2026.