Bytes | CNR: 008/19; 006/02 |
Input standards | CNR: Optional. One-character code. Default:  |
Definition | |
| CNR, 006 | The intended regularity of the serial. The system requires a valid code in Regl before the record can be input. |
Codes | The Regl code and Freq code should agree. See Freq and field 310 and field 321 for more information. |
| | | | No attempt to code the position. | |
| | | n | Normalized irregular. A serial is irregular in a predictable pattern (e.g., monthly, except July–August). If you use code n, describe the frequency in field 310. | |
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