van der Veer, G C, van Loo, R & van Welie, M 1999, Groupware Task Analysis in Practice: a scientific approach meets security problems. in 7th European Conference on Cognitive Science Approaches to Process Control, 21-24 September 1999, Villeneuve d'Ascq, France, 105-110 . van Loo, R, van der Veer, G C & van Welie, M 1999, Groupware Task Analysis in Practice: a scientific approach meets security problems. in 7th European Conference on Cognitive Science Approaches to Process Control, 21-24 September 1999, Villeneuve d'Ascq, France, 105-110. (uitg.: Presses Universitaires de Valienciennes) . Presses Universitaires de Valienciennes, pp. 105-110 . 7th European Conference on Cognitive Science Approaches to Process Control, 21-24 September 1999, Villeneuve d'Ascq, France, 105-110 7th European Conference on Cognitive Science Approaches to Process Control, 21-24 September 1999, Villeneuve d'Ascq, France, 105-110. (uitg.: Presses Universitaires de Valienciennes), 105-110 STARTPAGE=105;ENDPAGE=110;TITLE=7th European Conference on Cognitive Science Approaches to Process Control, 21-24 September 1999, Villeneuve d'Ascq, France, 105-110. (uitg.: Presses Universitaires de Valienciennes)