John Gøtze Peter Engelund Christiansen Rasmus Kirkegaard Mortensen Slawomir Paszkowski Cross-National Interoperability and Enterprise Architecture. 369-396 2009 20 Informatica, Lith. Acad. Sci. 3 http://iospress.metapress.com/content/v2g3584677x1272j/ db/journals/informaticaLT/informaticaLT20.html#GotzeCMP09