together with K. Vosseberg
Test Driven Developer meets Certified Tester
Invited Keynote
11th International Conference on Quality Engineering in Software Technology - Conquest 08, Potsdam, Germany, 24.-26. September 2008

100% Statement Coverage - Rigth Time to Stop Test?
ICSTest 2007, Düsseldorf, Germany, 25.-27. April 2007

Four Kinds of Class Modality - Four Kinds of Class Testing?
Proceedings of the EuroSTAR 98, Munich, 30. November - 4. December 1998

W-model - test process parallel to the development process
Jornada sobre Testeo de Software (JTS 2004), ITI Instituto Tecnológico de Infomática, Universidad Politécnica de Valencia, Span, 25.-26. March 2004

together with K. Vosseberg
Buddies in Arms
EuroSTAR 2001 (special session), Stockholm, Sweden, 19.-23. November 2001