Hofmeister, et. al. Applied Software Architecture, Addison-Wesley, 1999. Presents four architecture views and a method and several practical examples. Herzum P.,Sims O. Business Component Factory, (course reading, replaces Szyperski) Lamgefors, Börje. Essays on Infology, Studentlitteratur, 1995. A review of the development in the IT-area by one of the most influential Swedish contributors in the development of methods for information systems analysis