027 Standard Technical Report Number (R)
Record Type |
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BIB |
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Input Standards |
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| Field (Full/Minimal) | ||
| Required if applicable/Optional | ||
| 1st Indicator Undefined | ||
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Undefined | |
| 2nd Indicator Undefined | ||
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Undefined | |
| Subfields (R=Repeatable NR=Nonrepeatable) | Input Standards (Full/Minimal) | |
| ǂa | Standard technical report number (NR) | Required if applicable/Required if applicable |
| ǂq | Qualifying information (R) | Required if applicable/Required if applicable |
| ǂz | Canceled/invalid number (R) | Required if applicable/Required if applicable |
| ǂ6 | Linkage (NR) | System supplied/System supplied |
| ǂ8 | Field link and sequence number (R) | Optional/Optional |
Definition |
Field 027 contains a Standard Technical Report Number (STRN) or an International Standard Technical Report Number (ISRN) assigned to a technical report. The technical report number is usually the primary means of identifying a specific technical report. |
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| STRN | The STRN is formulated according to Standard Technical Report Number Format and Creation, ANSI/NISO Z39.23-1997 (S2015). A STRN has the following parts:
The report code and sequential group are separated by a single hyphen. The sequential group and the local suffix are separated by an ampersand or plus sign. Slashes may be used as subdividers within the report code and within the sequential group. |
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| ISRN | The ISRN is formulated according to Standard Technical Report Number Format and Creation, ANSI/NISO Z39.23-1997 (S2015) or ISO 10444, International Standard Technical Report Number (ISRN). Note: ISO 10444 has been withdrawn. An ISRN has the following parts:
The report code and sequential group are separated by a double hyphen. The country code is preceded by a double hyphen and the local suffix by a plus sign. Slashes and single hyphens may be used as subdividers within the report code and within the sequential group. |
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1st Indicator |
Undefined. The 1st indicator position is undefined and contains a blank.
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2nd Indicator |
Undefined. The 2nd indicator position is undefined and contains a blank.
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Subfields |
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| ǂa Standard technical report number | The standard number.
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| ǂq Qualifying information | A brief statement of qualifying information concerning the item associated with a number being recorded in subfield ǂa or subfield ǂz.
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| ǂz Canceled/invalid number | A canceled or invalid standard number.
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| ǂ6 Linkage | Data that link fields when non-Latin script is entered. This subfield is system supplied and does not appear in OCLC online displays. Do not manually add subfield ǂ6. For more information about subfield ǂ6, see Control Subfields. |
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| ǂ8 Field link and sequence number | For information about subfield ǂ8, see Control Subfields. |
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Punctuation |
In records containing punctuation, enclose data in a single occurrence of subfield ǂq in parentheses. Enclose data in multiple occurrences of subfield ǂq in one set of parentheses and separate individual occurrences of subfield ǂq with a space, semicolon, space. Omit any punctuation from the end of the field unless it ends with an ellipsis, hyphen, closing parenthesis, exclamation point, question mark, or period following an abbreviation. |
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Indexing |
For indexing and searching information, see Searching WorldCat Indexes, field 027. |
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MARC 21 |
For more information, including content designator history, see MARC 21 Format for Bibliographic Data, field 027. |
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This page last revised: June 10, 2021