@patent { ,
	title = {Method and System for Generating Virtual Scenes},
	year = {2000},
	note = {European Patent No. EP1004987},
	month = {05/2000},
	type = {patent},
	url = {http://l2.espacenet.com/espacenet/viewer?PN=EP1004987\&CY=ep\&LG=en\&DB=EPD},
	author = {Krzysztof Walczak and Wojciech Cellary}
}
