| DOI: 10.1990 |
| DOI Values for: 10.1990 |
| Index | Type | Timestamp | Data |
| 100 | HS_ADMIN | 2004-08-27 21:43:12Z |
handle=0.NA/10.1990; index=200; [create hdl,read val,modify val,del val,add val,list] |
| 101 | HS_ADMIN | 2004-08-27 21:43:12Z |
handle=0.NA/10; index=200; [create hdl,delete hdl,create derived prefix,delete derived prefix,read val,modify val,del val,add val,modify admin,del admin,add admin,list] |
| 1 | DESC | 2004-08-27 21:43:12Z |
Nielsen Book Data Prefix |
| 2 | DESC | 2016-09-20 15:54:59Z |
Disused NBDRS prefix |
| 3 | HS_NAMESPACE | 2014-08-26 18:19:34Z |
<namespace><contact>doi-help@doi.org</contact><status>inactive</status><statusmsg>This DOI prefix is currently inactive. This may indicate that the DOI is incorrect in your source. Please contact doi-help@doi.org if you have any questions.</statusmsg></namespace> |
| 400 | HS_SIGNATURE | 2026-01-06 19:48:05Z |
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