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Scholars Portal
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Preserved
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2025-09-02
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Preserved : I (1 to 4); II (, 1 to 4); III (, 1 to 4); IV (, 1 to 4); V (, 1 to 4); VI (, 1 to 4); VII (, 1 to 4); VIII (, 1 to 4); IX (, 1 to 4); X (, 1 to 4); XI (, 1 to 4); XII (, 1 to 3); XIII (, 1959dec, 1960mar); XIV (, 1960sep); XV (, 1 to 4); XVI (, 1 to 4); XVII (, 1 to 4); XVIII (, 1 to 4); 19 (, 1 to 3); 20 (, 1 to 4); 21 (, 1967sep, 1968mar); 22 (, 1968sep, 1969mar); 23 (, 1969sep); 24 (, 1 to 4); 25 (, 1 to 4); 26 (, 1972sep, 1973dec); 27 (, 1973sep, 1974mar); 28 (, 1974sep); XXIX (, 1 to 4); XXX (, 1 to 4); XXXI (, 1 to 4); 32 (, 1); 33 (, 1); XXXIV (, 1 to 4); XXXV (, 1 to 4); 36 (, 1); 37 (, 1); 38 (, 1 to 4); 39 (, 1 to 4); 40 (, 1 to 4); 41 (, 1 to 4); 42 (, 1 to 4); 43 (, 1 to 4); 44 (, 1 to 4); 45 (, 1 to 4); 46 (, 1 to 4); 47 (, 1 to 4); 48 (, 1 to 4); 49 (, 1 to 4); 50 (, 1 to 4); 51 (, 1 to 4); 52 (, 1 to 4); 53 (, 1 to 4); 54 (, 1 to 4); 55 (, 1 to 4); 56 (, 1 to 4); 57 (, 1 to 4); 58 (, 1 to 4); 59 (, 1 to 4); 60 (, 1 to 4); 61 (, 1 to 4); 62 (, 1 to 4); 63 (, 1 to 4); 64 (, 1 to 4); 65 (, 1 to 4); 66 (, 1 to 4); 67 (, 1 to 4); 68 (, 1 to 4); 69 (, 1 to 4); 70 (, 1 to 4); 71 (, 1, 2); 72 (, 1, 2, 4); 73 (, 2 to 4); 74 (, 1, 3, 4); 75 (, 1 to 4); 76 (, 1 to 4); 78 (, 1); 1947; 1948; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1976; 1977; 1978; 1979; 1981; 1982; 1983; 1984; 1985; 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024
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Internet Archive
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Preserved
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2025-08-08
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1 to 65
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Portico
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Preserved
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2026-02-12
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Preserved : 1948/1952: I(1-4), 1948/1949/1953: II(1-4), 1949: III(1-4), 1950: IV(1-4), 1951: V(1-4), 1952: VI(1-4), 1953: VII(1-4), 1954: VIII(1-4), 1955: IX(1-4), 1956/1961/1962: X(1-4), 1957/1960/1962: XI(1-4, 1960dec, 1960sep), 1958/1964: XII(1-4), 1959/1960/1964: XIII(1-4, 1959aug-1960jun), 1960: XIV(1960dec, 1960sep), 1961/1962: XV(1-4), 1962/1963: XVI(1-4), 1963/1964: XVII(1-4), 1964: XVIII(1-4), 1965/1966: 19(1-3), 1966/1967: 20(1-4), 1967/1968: 21(1967dec-1968jun), 1968/1969: 22(1968dec-1969jun), 1969: 23(1969dec, 1969sep), 1970/1971: 24(1-4), 1971: 25(1-4), 1972/1973: 26(1972sep-1973jun), 1973/1974: 27(1973dec-1974jun), 1974/1975: 28(1974dec-1975mar), 1976: XXIX(1-4), 1977/1982: XXX(1-4), 1978/1981: XXXI(1-4), 1979: 32(1), 1980: 33(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 1981: XXXIV(1-4), 1982: XXXV(1-4), 1983: 36(1), 1984: 37(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 1985: 38(1-4), 1986: 39(1-4), 1987: 40(1-4), 1988: 41(1-4), 1989: 42(1-4), 1990: 43(1-4), 1991: 44(1-4), 1992: 45(1-4), 1993: 46(1-4), 1994: 47(1-4), 1995: 48(1-4)
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LOCKSS Archive
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Preserved
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2026-02-09
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58 to 77
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CLOCKSS Archive
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Preserved
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2026-02-09
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61 to 68, 71
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Portico
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Preserved
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2026-02-12
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Preserved : 2008: 61(1-4), 2009: 62(1-4), 2010: 63(1-4), 2011: 64(1-4), 2012: 65(1-4), 2013: 66(1-4), 2014: 67(1-4), 2015: 68(1-4), 2016: 69(1-4), 2016/2017: 70(1-4), 2018: 71(1-4), 2019: 72(1-4), 2020: 73(1-4), 2021: 74(1-4), 2022: 75(1-4), 2023: 76(1-4), 2024: 77(1-4), 2025: 78(1-4), 2026: 79(1)
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CLOCKSS Archive
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In Progress
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2026-02-09
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69, 70, 72 to 78
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LOCKSS Archive
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In Progress
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2026-02-09
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78
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Portico
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Preserved
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2026-02-12
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Preserved : 1999: 52(2, 4), 2000: 53(2, 4), 2001: 54(1)
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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 : 6 (1 to 4); 7 (1 to 4); 59 (1 to 4); 61 (1 to 4); 62 (1 to 4); 63 (1 to 4); 64 (1 to 4); 65 (1 to 4); 66 (1 to 4); 67 (1 to 4); 68 (suppl_1, 1 to 4); 69 (1 to 4); 71 (suppl_1, 1 to 4); 72 (1 to 4); 73 (Supplement_1, 1 to 4); 74 (1 to 4); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (1 to 3)
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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 : 6 (1 to 4); 7 (1 to 4); 59 (1 to 4); 61 (1 to 4); 62 (1 to 4); 63 (1 to 4); 64 (1 to 4); 65 (1 to 4); 66 (1 to 4); 67 (1 to 4); 68 (suppl_1, 1 to 4); 69 (1 to 4); 71 (suppl_1, 1 to 4); 72 (1 to 4); 73 (Supplement_1, 1 to 4); 74 (1 to 4); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (Supplement_1, 1 to 4)
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British Library
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Preserved
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2019-09-18
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Preserved : 67 (1 to 2), 68 (1 to 2; 4; S1), 69 (1 to 4), 70 (2 to 3), 71 (2 to 3), 72 (2)
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