@article {DBLP:journals/tkde/PolyzotisSVSF08,
	title = {Meshing Streaming Updates with Persistent Data in an Active Data Warehouse},
	journal = {IEEE Trans. Knowl. Data Eng.},
	volume = {20},
	number = {7},
	year = {2008},
	pages = {976{\textendash}991},
	doi = {10.1109/TKDE.2008.27},
	url = {https://doi.org/10.1109/TKDE.2008.27},
	author = {Neoklis Polyzotis and Spiros Skiadopoulos and Panos Vassiliadis and Alkis Simitsis and Nils-Erik Frantzell}
}
@conference {DBLP:conf/dmdw/VassiliadisSS02,
	title = {Modeling ETL activities as graphs},
	booktitle = {Design and Management of Data Warehouses 2002, Proceedings of the 4th Intl. Workshop DMDW{\textquoteright}2002, Toronto, Canada, May 27, 2002},
	year = {2002},
	pages = {52{\textendash}61},
	url = {http://ceur-ws.org/Vol-58/simitsis.pdf},
	author = {Panos Vassiliadis and Alkis Simitsis and Spiros Skiadopoulos}
}
