Rikard Lindgren Magnus Andersson Ola Henfridsson Multi-contextuality in boundary-spanning practices. 641-661 2008 18 Inf. Syst. J. 6 http://dx.doi.org/10.1111/j.1365-2575.2007.00245.x db/journals/isj/isj18.html#LindgrenAH08