@inproceedings{pelismajer2011,
	title     = {Logic of Questions and Public Announcements},
	author    = {Michal Pelis and Ondrej Majer},
	year      = {2011},
	editor    = {N. Bezhanishvili, S. Lobner, K. Schwabe and L. Spada},
	pages     = { 145--157},
	publisher = {Springer},
	series    = {Lecture Notes in Computer Science},
	booktitle = {Eighth International Tbilisi Symposium on Logic, Language, and Computation},
	state     = {published}
}