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Milis, L. J. R.  (2005).  Conversion: A Never-Ending Process II - Hermits & Canons. In J.  Deploige, De Reu, M., Simons, W., & Vanderputten, S. (Red.), Religion, Culture, and Mentalities in the Medieval Low Countries. Selected Essays (pp. 153-168). Turnhout: Brepols.

Milis, L. J. R.  (2005).  The Conversion of the Low Countries and Church Institutions until c. 1070 . In J.  Deploige, De Reu, M., Simons, W., & Vanderputten, S. (Red.), Religion, Culture, and Mentalities in the Medieval Low Countries. Selected Essays (pp. 53-80). Turnhout: Brepols.