@inproceedings{SEFM-2008-Spoto,
	author        = "Fausto Spoto",
	booktitle     = "{Proceedings of the Sixth IEEE International Conference on Software Engineering and Formal Methods}",
	doi           = "10.1109/SEFM.2008.8",
	isbn          = "978-0-7695-3437-4",
	pages         = "21--30",
	publisher     = "{IEEE Computer Society}",
	title         = "{Nullness Analysis in Boolean Form}",
	year          = 2008,
}