@incollection{+2006+BoultonJohnde,
url = {https://www.degruyterbrill.com/database/BAMA/entry/bama.MA15627/html},
year = {2006},
publisher = {De Gruyter Saur},
address = {Berlin, Boston},
title = {Boulton, John de},
note = {2006},
booktitle = {Biographical Archive of the Middle Ages},
lastchecked = {2026-05-06}
}