Detailed lists of e-journal titles, e-book titles, and d-collections that are committed to the Portico archive are updated regularly. Titles and collections with a status of “Preserved” are currently preserved in the Portico archive. The titles and collections with a status of “Queued” are currently in-line to be processed and preserved.
A downloadable list of committed e-journal titles and holdings is also available.
| Title | Publisher | Print ISSN | E-ISSN | Status | PCA |
|---|---|---|---|---|---|
| X-Ray Optics and Instrumentation | Hindawi Publishing Corporation | 1687-7632 | 1687-7640 | Preserved | yes |
| X-Ray Spectrometry | John Wiley & Sons, Inc. | 0049-8246 | 1097-4539 | Preserved | yes |
| Xenobiotica (Informa) | Informa Healthcare | 0049-8254 | 1366-5928 | Preserved | yes |
| Xenobiotica (T&F) | Taylor & Francis Group | 0049-8254 | 1366-5928 | Preserved | yes |
| Xenotransplantation | John Wiley & Sons, Inc. | 0908-665X | 1399-3089 | Preserved | yes |