Eduardo B. Fernández Ying Liu The Account Analysis Pattern. 477-484 2002 EuroPLoP http://hillside.net/europlop/HillsideEurope/Papers/EuroPLoP2002/2002_FernandezEtAl_TheAccountAnalysisPattern.pdf conf/europlop/2002 db/conf/europlop/europlop2002.html#FernandezL02