@incollection{drocourt:hal-03608598, TITLE = {{`` Travelers, Diplomats, Interpreters and Others: Agents of Political Relations ''}}, AUTHOR = {Drocourt, Nicolas}, URL = {https://nantes-universite.hal.science/hal-03608598}, BOOKTITLE = {{dans A Companion to Byzantium and the West, 900-1204, {\'e}d. N. Drocourt et S. Kolditz, Brill (Brill's Companion to the Byzantine World, vol. 10), p. 419-445}}, YEAR = {2022}, HAL_ID = {hal-03608598}, HAL_VERSION = {v1}, }