Assessing usability evaluation methods on their effectiveness to elicit verbal comments from children subjects. - Ilse van Kesteren; Mathilde M. Bekker; Arnold P. O. S. Vermeeren; Peter A. Lloyd (IDC, 2003)

Managing the 'Evaluator Effect' in User Testing. - Arnold P. O. S. Vermeeren; Ilse van Kesteren; Mathilde M. Bekker (INTERACT, 2003)

Experiences with structured interviewing of children during usability tests. - Arnold P. O. S. Vermeeren; Mathilde M. Bekker; Ilse van Kesteren; Huib de Ridder (BCS HCI (1), 2007)