1. Lean – En slankekur på den fede måde;Berlingske Tidende,2006
2. Barker, J.R. (1998), “Tightening the iron cage: concertive control in self-managing teams”, in van Maanen, J. (Ed.), Qualitative Studies of Organizations, Sage, Thousand Oaks, CA and London, pp. 126-158.