Bangalore: Indian Academy of Sciences.
| Archivage | Début | Fin |
|---|---|---|
| CLOCKSS Archive | 1979 | 2025 |
| Internet Archive | 1980 | 1996 |
| Internet Archive | 1989 | 1991 |
| Library of Congress | 2018 | 2025 |
| LOCKSS Archive | 2012 | 2019 |
| LOCKSS Archive | 2013 | 2018 |
| National Digital Preservation Program, China | 1997 | 2023 |
| National Library of the Netherlands | 2006 | 2019 |
| Portico | 1979 | 1979 |
| Portico | 1980 | 2024 |
| Scholars Portal | 1978 | 2019 |
| Scholars Portal | 1997 | 2022 |
| Scholars Portal | 2022 | 2023 |