Cristoferi, Davide. 2025. «“This Is the Best Income of the Commune: for God’s Sake, Let It Be maintained!” The Tendering Systems of the Dogana Dei Paschi of Siena in the 14th and 15th Centuries: Operation, Profits and Profile of the Contractors». Reti Medievali Rivista 26 (1). https://doi.org/10.6093/1593-2214/11557.