@InCollection{Reussner03a, author = {Ralf H. Reussner and Iman H. Poernomo and Heinz W. Schmidt}, title = {Reasoning about Software Architectures with Contractually Specified Components}, pages = {287--325}, booktitle = {Component-Based Software Quality: Methods and Techniques}, editor = {A. Cechich and M. Piattini and A. Vallecillo}, publisher = {Springer}, series = {LNCS}, volume = 2693, year = 2003 }