VERARDI, Andrea Antonio. Mensch und Schrift. Die Privaturkunden der Karolingerzeit. Scrineum Rivista, [S. l.], p. 230–235, 2013. DOI: 10.13128/Scrineum-12123. Disponível em: https://serena.atcult.it/index.php/scrineum/article/view/7816. Acesso em: 4 may. 2025.