Wil van der Aalst
Eindhoven University of Technology
Department of Mathematics and Computer Science
PO Box 513
Eindhoven
The Netherlands

Phone: Telephone: +31 40 247.4295/2733
Fax: +31 40 246.3992
E-mail: w.m.p.v.d.aalst (at) tue.nl
Web: www.vdaalst.com