582 Related Computer Files Note (CF) [obsolete]:

Field 582 was made obsolete in 1993. The first indicator was defined as Display constant controller [# (blank ) = No information provided, 8 = No display constant generated]. The subfield codes were: $a (Related computer files note), $6 (Linkage).

Related computer files information may be contained in fields 580 (Linking Entry Complexity Note) and 787 (Nonspecific Relationship Entry) .