@inproceedings{ppam08_barker,
	Author = {Barker, Adam and van Hemert, Jano},
	Booktitle = {{Seventh International Conference on Parallel Processing and Applied Mathematics, Revised Selected Papers}},
	Editor = {Wyrzykowski, Roman and et al.},
	Pages = {746--753},
	Publisher = {Springer},
	Series = {LNCS},
	Title = {{Scientific Workflow: A Survey and Research Directions}},
	Volume = {4967},
	Year = {2008}}