@incollection{+2006+KeyserlingkDietrichGrafvon,
url = {https://www.degruyterbrill.com/database/BABA/entry/baba.T241-589-X/html},
year = {2006},
publisher = {De Gruyter Saur},
address = {Berlin, Boston},
title = {Keyserlingk, Dietrich (Graf) von},
note = {2006},
booktitle = {Baltic Biographical Archive},
lastchecked = {2026-04-30}
}