Berlin; Heidelberg: Springer.
| Archivage | Début | Fin |
|---|---|---|
| CLOCKSS Archive | 1976 | 2025 |
| Library of Congress | 2018 | 2024 |
| LOCKSS Archive | 2005 | 2019 |
| LOCKSS Archive | 2008 | 2018 |
| National Digital Preservation Program, China | 1997 | 2023 |
| National Library of the Netherlands | 1996 | 2019 |
| Portico | 1946 | 1983 |
| Portico | 1976 | 1977 |
| Portico | 1978 | 1982 |
| Portico | 1984 | 1975 |
| Portico | 1984 | 1984 |
| Portico | 1985 | 1985 |
| Portico | 1987 | 1988 |
| Portico | 1989 | 1990 |
| Portico | 1992 | 1992 |
| Portico | 1995 | 2024 |
| Scholars Portal | 1995 | 2024 |