| Bronnen |
- [S53791] MITT-GEN_WEB, K.H. Schreiber, (http://www.manfred-hiebl.de/genealogie-mittelalter/).
- [S53826] JACKMAN_1990, D.C. Jackman, (Vittorio Klostermann, 1990).
- [S53827] JACKMAN_1997, D.C. Jackman, (Oxford Unit for Prosopographical research, Linnacre College, Oxford, 1997), table 2.
- [S53827] JACKMAN_1997, D.C. Jackman, (Oxford Unit for Prosopographical research, Linnacre College, Oxford, 1997), 80.
- [S53827] JACKMAN_1997, D.C. Jackman, (Oxford Unit for Prosopographical research, Linnacre College, Oxford, 1997), 205.
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