Dirk Habich Sebastian Richly Steffen Preissler Mike Grasselt Wolfgang Lehner Albert Maier BPEL-DT - Data-aware Extension of BPEL to Support Data-Intensive Service Applications. 2007 WEWST http://ceur-ws.org/Vol-313/paper7.pdf conf/ecows/2007wewst db/conf/ecows/wewst2007.html#HabichRPGLM07