| Források |
- [SCHECK0116] Richard Cassidy, Rose of Dover (d.1261), Richard of Chilham and an Inheritance in Kent. Archaeologia Cantiana 131 (2011), 305–319., (
https://static1.squarespace.com/static/65df7835178a9d2b20f8d501/t/67596893660aca2fd9fe429a/1733912723946/archaeologia-cantiana_131-14_rose_of_dover_%28d.1261%29_richard_of_chilham_and_an_inheritance_in_kent.pdf), Családi adatok. (Megbízhatóság: 2).
- [SCHECK0116] Richard Cassidy, Rose of Dover (d.1261), Richard of Chilham and an Inheritance in Kent. Archaeologia Cantiana 131 (2011), 305–319., (
https://static1.squarespace.com/static/65df7835178a9d2b20f8d501/t/67596893660aca2fd9fe429a/1733912723946/archaeologia-cantiana_131-14_rose_of_dover_%28d.1261%29_richard_of_chilham_and_an_inheritance_in_kent.pdf), Családi kapcsolat. (Megbízhatóság: 2).
- [SCHECK0116] Richard Cassidy, Rose of Dover (d.1261), Richard of Chilham and an Inheritance in Kent. Archaeologia Cantiana 131 (2011), 305–319., (
https://static1.squarespace.com/static/65df7835178a9d2b20f8d501/t/67596893660aca2fd9fe429a/1733912723946/archaeologia-cantiana_131-14_rose_of_dover_%28d.1261%29_richard_of_chilham_and_an_inheritance_in_kent.pdf), Házasság. (Megbízhatóság: 2).
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