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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (2, 3); I (4); II (1 to 4); III (1 to 4); IV; 4 (1 to 3); V (4); 5 (1 to 3); 6 (4); VI (1, 2); 7 (1, 3); 8 (1, 2, 4); IX (1 to 3); 9 (4); X (1 to 4); 11 (1 to 3); XI (4); 12 (1 to 3); XII (4); 13 (3, 4); XIII (1, 2); 14 (1 to 4); 15 (1 to 3); XV (4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 20 (1 to 4); 21 (1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1 to 4); 25 (1 to 4); 26 (1 to 4); 27 (1 to 4); 28 (1 to 4); 29 (1 to 4); 30 (1 to 4); 31 (1 to 4); 32 (1 to 4); 33 (1 to 4); 34 (1 to 4); 35 (1 to 4); 36 (1 to 4); 37 (1 to 4); 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 to 6); 45 (1 to 6); 46 (1 to 6); 47 (1 to 6); 48 (1 to 6); 49 (1 to 6); 50 (1, 2, 4 to 6); 51 (1 to 6); 52 (1 to 6); 53 (1 to 6); 54 (1 to 6); 55 (1 to 6); 56 (1, 2, 3-4, 5-6); 57 (1 to 4, 5-6); 58 (1-2, 3 to 6); 59 (1)
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Internet Archive
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Preserved
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2025-08-08
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1 to 48
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Portico
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Preserved
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2026-04-23
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Preserved : 1967: 1(1), 1967/1970/1971/1973: I(1-4), 1968/1974: II(1-4), 1969/1970/1974: III(1-4), 1970: 4(3), 1971: 5(2-3)
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Portico
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Preserved
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2026-04-23
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Preserved : 1973: 6(4), 1973: 7(1)
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Portico
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Preserved
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2026-04-23
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Preserved : 1974/1975: 8(2, 4), 1976: 9(4), 1975: IX(1-3), 1976/1977: X(1-4), 1977: 11(2-3), 1977/1978/1980: XI(1-2, 4), 1978: 12(1-2)
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Portico
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Preserved
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2026-04-23
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Preserved : 1980: 13(4), 1979/1980: XIII(1-3), 1980/1981: 14(1, 3-4), 1981: 15(1-2), 1982/1983: 16(2-4), 1983/1984: 17(2-4), 1984/1985: 18(1-4), 1985/1986: 19(1-4), 1986/1987: 20(1-4), 1990: XXI(3), 1987/1988: 21(1-4), 1988/1989: 22(1-4), 1989/1990: 23(1-4), 1990/1991: 24(1-2, 4), 1991/1992: 25(1-4), 1992/1993: 26(1-4), 1993/1994: 27(1-4), 1994/1995: 28(1-4), 1995/1996: 29(1-4), 1996/1997: 30(1-4), 1997/1998: 31(1-4), 1998: 32(1-3), 1999: 33(1-3), 2000: 34(1-2), 2001: 35(1-3), 2002/2003: 36(1-3), 2003/2004: 37(1-4), 2004/2005: 38(1-6), 2006: 39(1-6), 2007: 40(1-6), 2008: 41(1-6), 2009: 42(1-6), 2010: 43(1-6), 2011: 44(1-6), 2012: 45(1-6), 2013: 46(1-6), 2014: 47(1-6), 2015: 48(1-6), 2016: 49(1-6), 2017: 50(1-6), 2018: 51(1-6), 2019: 52(1-6), 2020: 53(1-6), 2021: 54(1-6), 2022: 55(1, S1, 2-6), 2023: 56(1-6), 2024: 57(1, S1, 2-6), 2025: 58(1-6), 2026: 59(1)
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Portico
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Preserved
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2026-04-23
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Preserved : 1978/1979/1983: XII(1, 3-4)
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CLOCKSS Archive
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Preserved
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2026-04-13
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XXXIV, 23 to 59
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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 : 39 (1-6); 40 (1-6)
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