Dirk Heuzeroth Stefan Mandel Welf Löwe Generating Design Pattern Detectors from Pattern Specifications. 245-248 2003 conf/kbse/2003 ASE http://csdl.computer.org/comp/proceedings/ase/2003/2035/00/20350245abs.htm db/conf/kbse/ase2003.html#HeuzerothML03