John Williams/ Therese Martin (EDT)
(1)
Joyce H. D. M. Westerink (EDT)/ Martin Ouwerkerk (EDT)/ Therese J. M. Overbeek (EDT)/ W. Frank Pasveer (EDT)/ Boris De Ruyter (EDT)
(1)
Therese Martin (EDT)/ Julie A. Harris (EDT)/ John Williams (EDT)/ INTERNATIONAL CONGRESS ON MEDIEVAL STUDI (EDT)
(1)