@article {2018, title = {Papal Bulls as Instruments of Reform: The Reception of the Protection Bulls of Gregory VIII in the Dioceses of Li{\`e}ge and Th{\'e}rouanne (1074-1077)}, journal = {Church History. Studies in Christianity \& Culture}, volume = {87}, year = {2018}, pages = {399-423}, author = {Meijns, Brigitte L.I.} }