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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.35:1-6;vol.36:1-6;vol.37:1-6;vol.38:1-6;vol.39:1-6;vol.40:1-6;vol.41:1-7;vol.42:1-7;vol.43:1-6;vol.44:1-6;vol.45:1-6;vol.46:1-6;vol.47:1-6;vol.48:1-6;vol.49:1-6;vol.50:1-6;vol.51:1-6;vol.52:1-6,S1;vol.53:1-6,S1;vol.54:1-6;vol.55:1-6;vol.56:1-6;vol.57:1-6;vol.58:1-6
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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (1 to 4); 2 (1 to 4); 3 (1 to 4); 4 (1 to 4); 5 (1 to 4); 6 (1 to 6); 7 (1 to 6); 8 (1 to 6); 9 (1 to 6); 10 (1 to 6); 11 (1 to 6); 12 (1 to 6); 13 (1 to 6); 14 (1 to 6); 15 (1 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 7); 42 (1 to 7); 43 (1 to 6); 44 (1 to 6); 45 (1 to 6); 46 (1 to 6); 47 (1 to 6); 48 (1 to 6); 49 (1 to 6); 50 (1 to 6); 51 (1 to 6); 52 (S1, 1 to 6); 53 (S1, 1 to 6); 54 (1 to 6); 55 (1 to 6); 56 (1 to 6); 57 (1 to 6); 58 (1 to 6); 59 (1 to 6); 60 (1 to 6); 61 (1 to 6); 62 (1 to 6); 63 (1 to 6); 64 (1, 2)
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Internet Archive
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Preserved
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2025-08-08
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1 to 52
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Portico
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Preserved
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2026-04-09
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Preserved : 1963: 1(1-4), 1964: 2(1-4), 1965: 3(1-4), 1966: 4(1-4), 1967: 5(1-4), 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), 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: 31(1-6), 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(1-6), 2007: 45(1-6), 2008: 46(1-6), 2009: 47(1-6), 2010: 48(1-6), 2011: 49(1-6), 2012: 50(1-6), 2013: 51(1-6), 2014: 52(1, S 1, 2-6), 2015: 53(1, S 1, 2-6), 2016: 54(1-6), 2017: 55(1-6), 2018: 56(1-6), 2019: 57(1-6), 2020: 58(1-6), 2021: 59(1-6), 2022: 60(1-6), 2023: 61(1-6), 2024: 62(1-6), 2025: 63(1-6), 2026: 64(1)
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CLOCKSS Archive
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Preserved
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2026-04-06
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3, 17, 21, 29 to 64
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National Digital Preservation Program, China
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Preserved
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2025-10-23
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Preserved : 4 (1 to 6); 5 (1 to 6); 6 (1 to 6); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 6); 39 (1 to 6); 41 (1 to 7); 42 (1 to 7); 43 (1 to 6); 44 (1 to 6); 45 (1 to 6); 46 (1 to 6); 47 (1 to 6); 48 (1 to 6); 49 (1 to 6); 51 (1 to 6); 52 (S1, 1 to 6); 53 (1 to 6); 54 (1 to 6); 55 (1 to 6); 56 (1 to 6); 57 (1, 4 to 6); 58 (1 to 6); 59 (1 to 6); 61 (1 to 6); 62 (1, 2, 4 to 6); 63 (1, 2, 4, 5)
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National Digital Preservation Program, China
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Preserved
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2025-12-04
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Preserved : 4 (1 to 6); 5 (1 to 6); 6 (1 to 6); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 6); 39 (1 to 6); 41 (1 to 7); 42 (1 to 7); 43 (1 to 6); 44 (1 to 6); 45 (1 to 6); 46 (1 to 6); 47 (1 to 6); 48 (1 to 6); 49 (1 to 6); 51 (1 to 6); 52 (S1, 1 to 6); 53 (1 to 6); 54 (1 to 6); 55 (1 to 6); 56 (1 to 6); 57 (1, 4 to 6); 58 (1 to 6); 59 (1 to 6); 61 (1 to 6); 62 (1, 2, 4 to 6); 63 (1, 2, 4, 5)
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National Library of the Netherlands
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Preserved
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2024-12-15
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Preserved : 44 (1-6); 45 (1-6)
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