Tommy Ellkvist David Koop Erik W. Anderson Juliana Freire Cláudio T. Silva Using Provenance to Support Real-Time Collaborative Design of Workflows. 266-279 2008 IPAW http://dx.doi.org/10.1007/978-3-540-89965-5_27 conf/ipaw/2008 db/conf/ipaw/ipaw2008.html#EllkvistKAFS08