COMARC/A Format for Authorities Data

PDFCOMARC/AApril2020

550 Related access point – topical subject

This field contains the access point for an authorized form of a topical subject as subject that is related to the access point in field 2XX.

Subfields & repeatability

FIELD/SUBFIELDREPEATABILITY
550Related access point – topical subjectr
aTopical subjectnr
xTopical subdivisionr
yGeographical subdivisionr
zChronological subdivisionr
3Record numbernr
5Relationship controlnr
9Language of the base access pointnr

Indicators

Indicator values are not defined.

SUBFIELDS

Subfield a is described at field 250, subfields x, y and z in the Subdivisions chapter, and subfields 3, 5 and 9 in the Control Subfields chapter.

NOTES ON FIELD CONTENTS

This field contains a topical subject formulated in accordance with the subject system and related to the access point in field 2XX.

RELATED FIELDS

250AUTHORIZED ACCESS POINT – TOPICAL SUBJECT

EXAMPLES

  1. 250⊔⊔aElectronic data processing xData preparation
    550⊔⊔aInput design, Computers
  2. *

    152⊔⊔bsgc
    250⊔⊔aStarodavna likovna umetnost
    550⊔⊔3<nnn> 5g aStarodavne civilizacije
    550⊔⊔3<nnn> 5g aZgodovina likovne umetnosti
    550⊔⊔3<nnn> 5z aArheološke ostaline
    (Record with a related term and two broader terms.)
  3. *

    152⊔⊔bsgc
    220⊔⊔aHabsburžani (vladarska rodbina)
    550⊔⊔3<nnn> 5g aVladarji (Avstrija)
    (Record for a royal family with a broader term that is a topical subject.)
  4. *

    152⊔⊔bsgc
    250⊔⊔aSlovanski jeziki
    515⊔⊔3<nnn> 5z aSlovanske države
    550⊔⊔3<nnn> 5g aBaltoslovanski jeziki
    550⊔⊔3<nnn> 5g aIndoevropski jeziki
    550⊔⊔3<nnn> 5z aCirilica
    550⊔⊔3<nnn> 5z aGlagolica
    550⊔⊔3<nnn> 5z aPanslavizem
    550⊔⊔3<nnn> 5z aSlavistika
    550⊔⊔3<nnn> 5z aSlovanska imena
    550⊔⊔3<nnn> 5z aSlovanska književnost
    550⊔⊔3<nnn> 5z aSlovanski rokopisi
    (Fields 515 and 550 contain seven related terms and two broader terms for the term Slovanski jeziki.)