Adam Wyner Krasimir Angelov Guntis Barzdins Danica Damljanovic Brian Davis Norbert E. Fuchs Stefan Höfler Ken Jones Kaarel Kaljurand Tobias Kuhn On Controlled Natural Languages: Properties and Prospects. 281-289 2009 CNL http://dx.doi.org/10.1007/978-3-642-14418-9_17 conf/cnl/2009 db/conf/cnl/cnl2009.html#WynerABDDFHJKK09