This field contains an abbreviated form of the key title, constructed in accordance with the ISSN manual and based on ISO 4.
Indicator 1: blank (not defined)
Indicator 2: blank (not defined)
$a Abbreviated Title
The abbreviated key title without the addition of any qualifying information. Not repeatable.
Any qualifying information added to the key title to make it distinctive from an otherwise identical key title. This may or may not be abbreviated. Following ISDS practice, the qualification is enclosed in parentheses. Not repeatable.
$v Volume Designation
This subfield is used to indicate a particular part of an item (volume, issue and pages if appropriate) that is related to another item. This subfield is used only when the field is embedded in a 4-- linking field. It further defines the part of the linked item that bears the relationship designated by the 4-- tag. Not repeatable.
The abbreviated form of the key title is constructed according to the ISSN manual and based on ISO 4. It also maintains the List of title word abbreviations. Paris: ISSN International Centre, 2003. ISBN: 92-9114-003-1. This list consists of abbreviations of the words used in the abbreviated key titles and can only be extended by the ISSN International Centre, usually at the request of a local ISSN centre. It is available online at http://www.issn.org. Only key titles abbreviated according to ISDS provisions are entered in this field.
530 KEY TITLE
EX 1: 531 ##$aMedicina. Supl.$b(B.Aires)
EX 2: 531 ##$aRockfeller Brothers Fund annu. rep.
EX 3: 531 ##$aAnnu.Act. Rep.$b(Inst. Natl. Meas. Stand.)
EX 4: 531 ##$aJ. phys.$b(Paris)
531 ##$aJ. phys.$b(Lond.)
This is a case of two journals which have different key titles but which abbreviate to the same abbreviated title. The qualifier is added to the abbreviated key title, but is not required for the key title itself.
This field contains a title in expanded form which is required as an added entry or as a note because the title proper or key title contains an initialism, abbreviation, numeral or symbol which causes filing problems, may not be capable of being reproduced correctly on output, or will add to the content of the record.
Indicator 1: Title Significance Indicator
Specifies whether the expanded title should be treated as an independent title access point, i.e. whether an access point (or added entry) should be made for it.
0 Expanded title is not significant
It is not intended that an access point be made under the expanded title.
This subfield identifies the language of the expanded title. See Appendix A for a list of language codes (EX 5). Not repeatable.
Notes on Field Contents
Any expanded title may be entered in this field. It may be an expression of the title proper or in the case of continuing resources the key title. Under certain circumstances ISDS requires that a key title with abbreviations be expanded; this may be entered in field 532 (EX 2, 3, 4, 5, 6).
200$a TITLE AND STATEMENT OF RESPONSIBILITY, Title proper