@article{VLDB-2018-LeeLG,
	author        = "Seokki Lee and Bertram Ludäscher and Boris Glavic",
	doi           = "10.14778/3229863.3236233",
	ee            = "http://www.vldb.org/pvldb/vol11/p1954-lee.pdf",
	journal       = "{Proceedings of the VLDB Endowment}",
	number        = 12,
	pages         = "1954--1957",
	title         = "{Provenance Summaries for Answers and Non-Answers}",
	volume        = 11,
	year          = 2018,
}