db/conf/coopis/GokkocaACTKD97.html Esin Gokkoca Mehmet Altinel Ibrahim Cingil Nesime Tatbul Pinar Koksal Asuman Dogac Design and Implementation of a Distributed Workflow Enactment Service. 89-98 COOPIS1997/79460089.pdf 1997 conf/coopis/97 CoopIS http://computer.org/proceedings/coopis/7946/79460089abs.htm db/conf/coopis/coopis97.html#GokkocaACTKD97