@BOOK{robbins:gawk,
	AUTHOR = "Arnold D. Robbins",
	TITLE = "GAWK: Effective AWK Programming: A User's Guide for GNU Awk",
	PUBLISHER = "Free Software Foundation",
	ADDRESS = "Boston, Massachusetts",
	YEAR = "2015",
	MONTH = "April",
	EDITION = "4.1",
	ISBN = "1-882114-28-0"	}
@ONLINE{tuc:awk,
	NOTE = {\url{https://www-user.tu-chemnitz.de/~hot/unix_linux_werkzeugkasten/awk.html}, zuletzt abgerufen am 13.05.2015},
	URL = "https://www-user.tu-chemnitz.de/~hot/unix_linux_werkzeugkasten/awk.html"	}