Werk
Epistola Domini Cardinalis ad Abbatissam et Conventum
Edition in James Hogg: Cardinal Easton's Letter to the Abbess and Community of Vadstena, in: Studies in St. Birgitta and the Brigittine Order, Band 2, hg. von dems., Salzburg 1993 (Analecta Cartusiana 35,19), S. 20-26.