BACHMANN, C. A.; HEIMGARTNER, S. Books, Materials, Texts: A threefold foreword. Book - Material - Text, [S. l.], v. 1, p. 4–10, 2017. DOI: 10.13154/bmt.1.2016.4-10. Disponível em: https://bmt.ub.rub.de/index.php/BMT/article/view/557. Acesso em: 16 may. 2022.