@InProceedings{klabunde:2007:ENLG,
	author    = {Klabunde, Ralf},
	title     = {Lexical choice of modal expressions},
	booktitle = {Proceedings of the Eleventh European Workshop on Natural Language Generation},
	month     = {June},
	year      = {2007},
	address   = {Saarbr\"{u}cken, Germany},
	publisher = {DFKI GmbH},
	note      = {Document D-07-01},
	pages 	  = {73--80},
	url       = {http://www.aclweb.org/anthology/W07-2311}
}