title: engineering federated information systems : report of efis '99 workshop. authors: fèlix saltor , uwe hohenstein , ralf-detlef kutsche , wilhelm hasselbring , gunter saake , stefan conrad , mark roantree. venue: sigmod record. year: 1999
title: report from the nsf workshop on workflow and process automation in information systems. authors: amit sheth , dimitrios georgakopoulos , stef m. m. joosten , marek rusinkiewicz , walt scacchi , jack wileden , alexander l. wolf. venue: acm sigmod record. year: 1996