Hironori Washizaki Kazuhiro Fukaya Atsuto Kubo Yoshiaki Fukazawa Detecting Design Patterns Using Source Code of Before Applying Design Patterns. 933-938 2009 ACIS-ICIS http://dx.doi.org/10.1109/ICIS.2009.209 conf/ACISicis/2009 db/conf/ACISicis/ACISicis2009.html#WashizakiFKF09