Dugdale, William, Sir. Abbey of Notre Dame du Voeu, at Cherburg in Dugdale's Monasticon Volume 6 Part 2 Vol. 6: 1110-12

[Dugdale, William, Sir. Abbey of Notre Dame du Voeu, at Cherburg, in Dugdale's Monasticon Vol. 6 Part 2 Dugdale, William, Sir Vol. 6: 1110-12.]