Seabra R. Between a forgery and a mistake regarding notarial documentation: an example of a negotium non verum in Porto (Portugal) during the 15th century. En Esp. Mediev. [Internet]. 2023 May 18 [cited 2026 Jul. 12];46:211-23. Available from: https://revistas.ucm.es/index.php/ELEM/article/view/88046