The target resource for this PURL can no longer be traced. The following is a list of the targets this PURL was previously assigned to.
| Timestamp | Target URL | Note |
|---|---|---|
| 11/23/16 13:50:58 | https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19960045292.pdf | |
| 12/15/17 04:59:58 | http://eot.us.archive.org/eot/20170222195857/https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19960045292.pdf | |
| 12/25/20 00:00:00 | https://ntrs.nasa.gov/citations/19960045292 | Batch modification of NTRS PURLs |
| 09/22/21 13:56:19 | https://purl.fdlp.gov/history/GPO/gpo74942 | Withdrawn from the Federal Depository Library Program, 8/2021 |
| 09/22/21 13:56:19 | https://purl.fdlp.gov/history/GPO/gpo74942 | Withdrawn from the Federal Depository Library Program, 8/2021 |