Preserved |
Springer |
CLOCKSS Archive |
1963 |
2023 |
27/11/2023 |
|
1 to 61 |
In Progress |
Springer |
LOCKSS Archive |
2012 |
2019 |
27/11/2023 |
|
50, 57 |
Preserved |
Springer |
LOCKSS Archive |
2013 |
2018 |
27/11/2023 |
|
51 to 56 |
Preserved |
Springer |
Library of Congress |
2018 |
2023 |
29/09/2023 |
|
56 (3 to 12); 57 (1 to 12); 58 (1 to 12); 59 (1 to 7-8, 9 to 11-12); 60 (1 to 9, 11, 12); 61 (1 to 4) |
Preserved |
Springer Nature |
National Digital Preservation Program, China |
1997 |
2021 |
25/07/2023 |
|
Preserved : 4 (1 to 6); 5 (1 to 9, 11, 12); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 6); 39 (1 to 6); 41 (1 to 6); 42 (1 to 6); 43 (1 to 6); 44 (1, 3 to 9, 11, 12); 45 (1 to 9, 11, 12); 46 (1 to 9, 11, 12); 47 (1 to 9, 11, 12); 48 (1 to 9, 11, 12); 49 (1 to 9, 11, 12); 51 (1, 3 to 9, 11, 12); 52 (1 to 9, 11, 12); 53 (1 to 9, 11, 12); 54 (1, 2, 4, 6 to 8, 11, 12); 55 (1 to 9, 11, 12); 56 (1 to 9, 11, 12); 57 (1 to 9, 11, 12); 58 (1 to 9, 11, 12); 59 (1 to 6, 7-8, 9, 11-12) |
Preserved |
Springer Nature |
National Digital Preservation Program, China |
1997 |
2021 |
13/10/2023 |
|
Preserved : 4 (1 to 6); 5 (1 to 9, 11, 12); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 6); 39 (1 to 6); 41 (1 to 6); 42 (1 to 6); 43 (1 to 6); 44 (1, 3 to 9, 11, 12); 45 (1 to 9, 11, 12); 46 (1 to 9, 11, 12); 47 (1 to 9, 11, 12); 48 (1 to 9, 11, 12); 49 (1 to 9, 11, 12); 51 (1, 3 to 9, 11, 12); 52 (1 to 9, 11, 12); 53 (1 to 9, 11, 12); 54 (1, 2, 4, 6 to 8, 11, 12); 55 (1 to 9, 11, 12); 56 (1 to 9, 11, 12); 57 (1 to 9, 11, 12); 58 (1 to 9, 11, 12); 59 (1 to 6, 7-8, 9, 11-12) |
Preserved |
Springer |
National Library of the Netherlands |
1991 |
2019 |
20/10/2023 |
|
Preserved : 35 (2, 4, 6); 36 (2, 6); 37 (1-6); 44 (1-2, 4-12); 45 (1-4, 6-12); 46 (1-12); 47 (1-12); 48 (1-12); 49 (1-12); 50 (1-12); 51 (1-2, 3-12); 52 (1-12); 53 (1-12); 54 (1, 2-3, 4-12); 55 (1-12); 56 (1-12); 57 (1-11) |
Preserved |
Springer |
Portico |
1963 |
1976 |
01/12/2023 |
|
Preserved : 1963: 1(1-4), 1964: 2(1-4), 1965: 3(1-4), 1966: 4(1-6), 1967: 5(1-6), 1968: 6(1-6), 1969: 7(1-6), 1970: 8(1-6), 1971: 9(1-6), 1972: 10(1-6), 1973: 11(1-6), 1974: 12(1-6), 1975: 13(1-6), 1976: 14(1-6) |
Preserved |
Springer |
Portico |
1977 |
2023 |
01/12/2023 |
|
Preserved : 1977: 15(1-6), 1978: 16(1-6), 1979: 17(1-6), 1980: 18(1-6), 1981: 19(1-6), 1982: 20(1-6), 1983: 21(1-6), 1984: 22(1-6), 1985: 23(1-6), 1986: 24(1-6), 1987: 25(1-6), 1988: 26(1-6), 1989: 27(1-6), 1990: 28(1-6), 1991: 29(1-6), 1992: 30(1-6), 1993/2014: 31(1, S 1, 2-6), 1994: 32(1-6), 1995: 33(1-6), 1996: 34(1-6), 1997: 35(1-6), 1998: 36(1-6), 1999: 37(1-6), 2000: 38(1-6), 2001: 39(1-6), 2002: 40(1-6), 2003: 41(1-6), 2004: 42(1-6), 2005: 43(1-6), 2006: 44(1-12), 2007: 45(1-12), 2007/2008: 46(1-12), 2009: 47(1-12), 2010: 48(1-12), 2010/2011: 49(1-12), 2012: 50(1-8, 11-12), 2013: 51(1-10, 12), 2014: 52(1-10, 12), 2015: 53(3-12), 2015/2016: 54(1-12), 2016/2017: 55(1-9, 11-12), 2017/2018: 56(1-12), 2019: 57(1-12), 2019/2020: 58(1-12), 2021: 59(1-12), 2022: 60(1-12), 2023: 61(2-11) |
Preserved |
IEEE |
Scholars Portal |
1977 |
2023 |
02/10/2023 |
|
Preserved : 15 (2 to 6); 16 (1 to 6); 17 (1 to 6); 18 (1 to 6); 19 (1 to 6); 20 (1 to 6); 21 (1 to 6); 22 (1 to 6); 23 (1 to 6); 24 (1 to 6); 25 (1 to 6); 26 (1 to 6); 27 (1 to 6); 28 (1 to 6); 29 (1 to 6); 30 (1 to 6); 31 (1 to 6); 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 6); 39 (1 to 6); 40 (1 to 6); 41 (1 to 6); 42 (1 to 6); 43 (1 to 6); 44 (1-2, 3 to 12); 45 (1 to 12); 46 (1 to 12); 47 (1 to 12); 48 (1 to 12); 49 (1 to 12); 50 (1 to 12); 51 (1-2, 3 to 12); 52 (1 to 12); 53 (1 to 12); 54 (1, 2-3, 4 to 12); 55 (1 to 12); 56 (1 to 12); 57 (1 to 12); 58 (1 to 12); 59 (1 to 6, 7-8, 9, 10, 11-12); 60 (1 to 12); 61 (1 to 9) |