Until today, concrete applications of the general DOBM format for descriptive metadata have been defined for the following types of documents:
 

	manuscripts and old printed books NKP//MANUSCRIPT 2.1
	modern books NKP//MANUSCRIPT 2.2
	periodicals NKP//MANUSCRIPT 2.3
	sound recordings NKP//MANUSCRIPT 2.4
	collections of documents NKP//MANUSCRIPT 2.5