@inproceedings {274849,
	author = {Tom Blount and Adriane Chapman and Michael Johnson and Bertram Lud{\"a}scher},
	title = {Observed vs. Possible Provenance (Research Track)},
	booktitle = {13th International Workshop on Theory and Practice of Provenance (TaPP 2021)},
	year = {2021},
	url = {https://www.usenix.org/conference/tapp2021/presentation/blount},
	publisher = {USENIX Association},
	month = jul
}
