@BOOK {
	EDITOR = "Nelson Baloian and Yervan Zoryan and Perouz Taslakian and Samvel Shoukouryan",
	TITLE = "Proceedings of the 21st Collaboration Researchers' International Workshop on Groupware (CRIWG)",
	MONTH = "Sep",
	YEAR = "2015",
	ADDRESS = "Yerevan, Armenia",
	PUBLISHER = "Springer-Verlag",
	ISBN = "978-3-319-22746-7",
	SERIES ="Lecture Notes in Computer Science",
	NUMBER = "9334",
	}