Cores and Definitions: Building the Cognitive Legitimacy of the Information Systems Discipline Across the Atlantic [Internet]. Information Systems Research. 2004. pp. 83 - 101. http://dx.doi.org/10.1007/1-4020-8095-6_6 .
La recherche qualitative en systemes d'information. In: . Faire de la recherche en systemes d'information. Paris: Vuibert; 2002. pp. 57-66. .