@ARTICLE {
	EDITOR = "H. Ulrich Hoppe and Jos{\'e} A. Pino",
	TITLE = "Special issue devoted to 18th Conference on Collaboration Technology CRIWG 2012",
	JOURNAL = "Computing and Informatics (C\&I)",
	VOLUME = "34",
	NUMBER = "3",
	YEAR = "2015",
	PUBLISHER = "Slovak Academy of Sciences",
	ISSN = "1335-9150"
	}