Talk:Jan Willem Klop

http://web.archive.org/web/20120612051820/http://www.cs.vu.nl/~terese/terese060622.html — Preceding unsigned comment added by 2A02:2028:521:1A01:21F:D0FF:FE8E:AC27 (talk) 10:55, 21 December 2017 (UTC)