4 - pref: AuthDisplayHierarchy
9 - broader term/narrower term hierarchies when viewing authorities.
11 - Use the following text to edit how authority records control indicators of attached biblio fields (and possibly subfield $2).<br>
12 - "Lines starting with a comment symbol (#) are skipped. Each line should be of the form: (marc21|unimarc), tag, ind1:(auth1|auth2|some_value), ind2:(auth1|auth2|thesaurus|some_value).<br>"
13 - Here auth1 and auth2 refer to the indicators of the authority record, tag is a biblio field number or an asterisk (*), and some_value is a fixed value (one character).<br>
14 - The MARC21 option thesaurus refers to indicators controlled by authority field 008/11 and 040$f.
15 - pref: AuthorityControlledIndicators
18 - When editing records,
19 - pref: BiblioAddsAuthorities
24 - them to automatically create new authority records if needed, rather than having to reference existing authorities.
26 - When editing records,
27 - pref: AutoCreateAuthorities
32 - authority records that are missing (BiblioAddsAuthorities must be set to "allow" for this to have any effect).
34 - When modifying an authority record, do not update attached bibliographic records if the number exceeds
35 - pref: AuthorityMergeLimit
37 - records. (Above this limit, the merge_authority cron job will merge them.)
38 - "<br><strong>NOTE:</strong> This system preference requires the <code>misc/cronjobs/merge_authorities.pl</code> cronjob. Ask your system administrator to schedule it."
40 - Use the following text for the contents of MARC21 authority control field 008 position 06-39 (fixed length data elements). Do NOT include the date (position 00-05).
41 - pref: MARCAuthorityControlField008
42 default: "|| aca||aabn | a|a d"
46 - pref: UseAuthoritiesForTracings
51 - authority record numbers instead of text strings for searches from subject tracings.
53 - Use the following text for the contents of UNIMARC authority field 100 position 08-35 (fixed length data elements). Do NOT include the date (position 00-07).
54 - pref: UNIMARCAuthorityField100
55 default: "afrey50 ba0"
59 - When updating bibliographic records from an attached authority record ("merging"), handle subfields of relevant bibliographic record fields in
60 - pref: AuthorityMergeMode
65 - mode. In strict mode subfields that are not found in the authority record, are deleted. Loose mode will keep them. Loose mode is the historical behavior and still the default.
74 FirstMatch: "First Match"
75 LastMatch: "Last Match"
76 - linker module for matching headings to authority records.
78 - Set the following options for the authority linker
81 - (separate options with |)
88 - relink headings that have previously been linked to authority records.
90 - pref: LinkerKeepStale
95 - keep existing links to authority records for headings where the linker is unable to find a match.
97 - pref: CatalogModuleRelink
102 - automatically relink headings that have previously been linked when saving records in the cataloging module.