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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 1 (1); 2 (, 1); 3 (, 1); 4 (, 1); 5 (, 1); 6 (, 1); 7 (, 1); 8 (, 1); 9 (, 1); 10 (, 1); 11 (, 1); 12 (, 1); 13 (, 1); 14 (, 1); 15 (, 1); 16 (, 1); 17 (, 1); 18 (, 1); 19 (, 1); 20 (, 1); 21 (, 1); 22 (, 1); 23 (, 1); 24 (, 1); 25 (, 1); 26 (, 1); 27 (, 1); 28 (, 1); 29 (, 1, 2); 30 (, 1); 31 (, 1); 32 (, 1); 33 (, 1 to 4); 34 (, 1, 2, 3/4); 35 (, 1 to 5); 36 (, 1 to 3); 37 (, 1 to 3); 38 (, 1 to 3); 39 (, 1 to 3); 40 (, 1 to 3); 41 (, 1 to 3); 42 (, 1 to 3); 43 (, 1 to 3); 44 (, 1 to 3); 45 (, 1 to 3); 46 (, 1 to 3); 47 (, 1 to 3); 48 (, 1 to 3); 49 (, 1 to 3); 50 (, 1/3); 51 (, 1 to 3); 52 (, 1 to 3); 53 (, 1 to 3); 54 (, 1 to 3); 55 (, 1/2, 3); 56 (, 1 to 3); 57 (, 1 to 3); 58 (, 1 to 3); 59 (, 1 to 3); 60 (, 1 to 3); 61 (, 1 to 3); 62 (, 1 to 3); 63 (, 1 to 3); 64 (, 1 to 3); 65 (, 1 to 3); 66 (, 1 to 3); 67 (, 1 to 3); 68 (, 1/3); 69 (, 1 to 3); 70 (, 1 to 3); 71 (, 1/2, 3); 72 (, 1, 2/3); 73 (, 1 to 4); 74 (, 1 to 4); 75 (, 1 to 4); 76 (, 1/2, 3, 4); 77 (, 1 to 4); 78 (, 1, 2, 3/4); 79 (, 1/2, 3/4); 80 (, 1/2, 3/4); 81 (, 1/2, 3/4); 82 (, 1/2, 3/4); 83 (, 1/2, 3/4); 84 (, 1/2, 3/4); 85 (, 1/2, 3/4); 86 (, 1/2, 3/4); 87 (, 1/2, 3/4); 88 (, 1/2, 3/4); 89 (, 1/2, 3/4); 90 (, 1/4); 91 (, 1, 2, 3/4); 92 (, 1/2, 3/4); 93 (, 1/2, 3/4); 94 (, 1/2, 3/4); 95 (, 1/2, 3/4); 96 (, 1/2, 3/4); 97 (, 1/2, 3, 4); 98 (, 1/2, 3/4); 99 (, 1/2, 3/4); 100 (, 1/2, 3/4); 101 (, 1/2, 3/4); 102 (, 1/2, 3/4); 103 (, 1/2, 3/4); 104 (, 1/2, 3/4); 105 (, 1/2, 3/4); 106 (, 1/2, 3/4); 107 (, 1/2, 3/4); 108 (, 1/2, 3/4); 109 (, 1/2, 3/4); 110 (, 1/2, 3/4); 111 (, 1/2, 3/4); 112 (, 1/2, 3/4); 113 (, 1/2, 3/4); 114 (, 1/2, 3/4); 115 (, 1/2, 3/4); 116 (, 1/2, 3/4); 117 (, 1/2, 3/4); 118 (, 1/2, 3/4); 119 (, 1/2, 3/4); 120 (, 1/2, 3/4); 121 (, 1/2, 3/4); 122 (, 1/2, 3/4); 123 (, 1/2, 3/4); 124 (, 1/2, 3/4); 125 (, 1/2, 3/4); 126 (, 1/2, 3/4); 127 (, 1/2, 3/4); 128 (, 1/2, 3/4); 129 (, 1/2, 3/4); 130 (, 1, 3/4); 131 (, 1/2, 3/4); 132 (, 1/2, 3/4); 133 (, 1/2, 3/4); 134 (, 1/2, 3/4); 135 (, 1/2, 3/4); 136 (, 1/2, 3/4); 137 (, 1/2, 3/4); 138 (, 1/2, 3/4); 139 (, 1/2, 3/4); 140 (, 1/2, 3/4); 141 (, 1/2, 3/4); 142 (, 1/2, 3/4); 143 (, 1/2, 3/4); 144 (, 1/2, 3/4); 145 (, 1/2, 3/4); 146 (, 1/2, 3/4); 147 (, 1, 3/4); 148 (, 1/2, 3/4); 149 (, 1/2, 3/4); 150 (, 1/2, 3/4); 151 (, 1/2, 3/4); 152 (, 1/2, 3/4); 153 (, 1/2, 3/4); 154 (, 1/2, 3/4); 155 (, 1/2, 3/4); 156 (, 1/2, 3/4); 157 (, 1/2, 3/4); 158 (, 1/2, 3/4); 159 (, 1/2, 3/4); 160 (, 1/2, 3/4); 161 (, 1/2, 3/4); 162 (, 1/2, 3/4); 163 (, 1/2, 3/4); 164 (, 1/2, 3/4); 165 (, 1/2, 3/4); 166 (, 1-2, 3-4); 167 (, 1-2, 3-4); 168 (, 1-2, 3-4); 169 (, 1-2, 3-4); 170 (, 1-2, 3-4); 171 (, 1-2, 3-4); 172 (, 1-2, 3-4); 173 (, 1-2, 3-4); 174 (, 1-2, 3-4); 175 (, 1-2, 3-4); 176 (, 1-2, 3-4); 177 (, 1-2, 3-4); 178 (, 1-2, 3-4); 179 (, 1-2, 3-4); 180 (, 1-2, 3-4); 181 (, 1-2, 3-4); 182 (, 1-2, 3-4); 183 (, 1-2, 3-4); 184 (, 1-2, 3-4); 185 (, 1-2, 3-4); 186 (, 1-2, 3-4); 187 (, 1, 3-4); 188 (, 1-2, 3-4); 189 (, 1-2, 3-4); 190 (, 1, 3-4); 191 (, 1, 3-4); 192 (, 1-2, 3); 193 (, 1-2, 3-4); 194 (, 1, 3); 195 (, 1, 3-4); 196 (, 1, 3); 197 (, 1-2, 3-4); 198 (, 1-2, 3-4); 199 (, 1-2, 3); 200 (, 1-2, 3-4); 201 (, 1-2, 3-4); 202 (, 1, 3); 203 (, 1); 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 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; 2025
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Internet Archive
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Preserved
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2025-08-08
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3 to 141
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Portico
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Preserved
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2026-02-12
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Preserved : 1966: 1(1), 1967: 2(1), 1967: 3(1), 1968: 4(1), 1968: 5(1), 1969: 6(1), 1969: 7(1), 1970: 8(1), 1970: 9(1), 1971: 10(1), 1971: 11(1), 1972: 12(1), 1972: 13(1), 1973: 14(1), 1973: 15(1), 1973: 16(1), 1974: 17(1), 1974: 18(1), 1974: 19(1), 1974: 20(1), 1975: 21(1), 1975: 22(1), 1975: 23(1), 1975: 24(1), 1976: 25(1), 1976: 26(1), 1976: 27(1), 1976: 28(1), 1977: 29(1-2), 1977: 30(1), 1977: 31(1), 1977: 32(1), 1978: 33(1-4), 1979: 34(1-4), 1980: 35(1-5), 1981: 36(1-3), 1981: 37(1-3), 1982: 38(1-3), 1982: 39(1-3), 1983: 40(1-3), 1983: 41(1-3), 1984: 42(1-3), 1984: 43(1-3), 1984: 44(1-3), 1985: 45(1-3), 1985: 46(1-3), 1985: 47(1-3), 1986: 48(1-3), 1986: 49(1-3), 1986: 50(1-3), 1986: 51(1-3), 1987: 52(1-3), 1987: 53(1-3), 1987: 54(1-3), 1987: 55(1-3), 1988: 56(1-3), 1988: 57(1-3), 1988: 58(1-3), 1988: 59(1-3), 1989: 60(1-3), 1989: 61(1-3), 1989: 62(1-3), 1989: 63(1-3), 1990: 64(1-3), 1990: 65(1-3), 1990: 66(1-3), 1990: 67(1-3), 1991: 68(1-3), 1991: 69(1-3), 1991: 70(1-3), 1991: 71(1-3), 1991: 72(1-3), 1992: 73(1-4), 1992: 74(1-4), 1993: 75(1-4), 1993: 76(1-4), 1993: 77(1-4), 1994: 78(1-4), 1994: 79(1-4), 1994: 80(1-4), 1994: 81(1-4), 1995: 82(1-4), 1995: 83(1-4), 1995: 84(1-4), 1995: 85(1-4), 1996: 86(1-4), 1996: 87(1-4), 1996: 88(1-4), 1996: 89(1-4), 1997: 90(1-4), 1997: 91(1-4), 1997: 92(1-4), 1997: 93(1-4), 1998: 94(1-4), 1998: 95(1-4), 1998: 96(1-4), 1998: 97(1-4), 1999: 98(1-4), 1999: 99(1-4), 1999: 100(1-4), 1999: 101(1-4), 2000: 102(1-4), 2000: 103(1-4), 2000: 104(1-4), 2000: 105(1-4), 2001: 106(1-4), 2001: 107(1-4), 2001: 108(1-4), 2001: 109(1-4), 2002: 110(1-4), 2002: 111(1-4), 2002: 112(1-4), 2002: 113(1-4), 2003: 114(1-4), 2003: 115(1-4), 2003: 116(1-4), 2003: 117(1-4), 2004: 118(1-4), 2004: 119(1-4), 2004: 120(1-4), 2004: 121(1-4), 2005: 122(1-4), 2005: 123(1-4), 2005: 124(1-4), 2005: 125(1-4), 2006: 126(1-4), 2006: 127(1-4), 2006: 128(1-4), 2006: 129(1-4), 2006/2007: 130(1-4), 2007: 131(1-4), 2007: 132(1-4), 2007: 133(1-4), 2008: 134(1-4), 2008: 135(1-4), 2008: 136(1-4), 2008: 137(1-4), 2009: 138(1-4), 2009: 139(1-4), 2009: 140(1-4), 2009: 141(1-4), 2010: 142(1-4), 2010: 143(1-4), 2010: 144(1-4), 2010: 145(1-4), 2011: 146(1-4), 2011: 147(1-4), 2011: 148(1-4), 2011: 149(1-4), 2012: 150(1-4), 2012: 151(1-4), 2012: 152(1-4), 2012: 153(1-4), 2013: 154(1-4), 2013: 155(1-4), 2013: 156(1-4), 2013: 157(1-4), 2014: 158(1-4), 2014: 159(1-4), 2014: 160(1-4), 2014: 161(1-4), 2015: 162(1-4), 2015: 163(1-4), 2015: 164(1-4), 2015: 165(1-4), 2016: 166(1-4), 2016: 167(1-4), 2016: 168(1-4), 2016: 169(1-4), 2017: 170(1-4), 2017: 171(1-4), 2017: 172(1-4), 2017: 173(1-4), 2018: 174(1-4), 2018: 175(1-4), 2018: 176(1-4), 2018: 177(1-4), 2019: 178(1-4), 2019: 179(1-4), 2019: 180(1-4), 2019: 181(1-4), 2020: 182(1-4), 2019/2020: 183(1-4), 2019/2020: 184(1-4), 2019: 185(1-2)
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 206
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LOCKSS Archive
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In Progress
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2026-02-09
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150 to 153, 178 to 181
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LOCKSS Archive
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Preserved
|
2026-02-09
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154 to 177
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Portico
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Preserved
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2026-02-12
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Preserved : 2020: 185(3-4), 2021: 186(1-4), 2021: 187(1-4), 2021: 188(1-4), 2021: 189(1-4), 2022: 190(1-4), 2022: 191(1-4), 2022: 192(1-4), 2022: 193(1-4), 2023: 194(1, 3-4), 2023: 195(1-4), 2023: 196(1-4), 2023: 197(1-4), 2024: 198(1-4), 2024: 199(1-4), 2024: 200(1-4), 2025: 202(1, 3), 2025: 203(1, 3), 2025: 204(1-4), 2025: 205(1-4)
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Library of Congress
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Preserved
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2025-04-07
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174 (1-2, 3-4); 175 (1-2, 3-4); 176 (1-2, 3-4); 177 (1-2, 3-4); 178 (1-2, 3-4); 179 (1-2, 3-4); 180 (1-2, 3-4); 181 (1-2, 3-4); 182 (1-2, 3-4); 183 (1-2, 3-4); 184 (1-2, 3-4); 185 (1-2, 3-4); 186 (1-2, 3-4); 187 (1-2, 3-4); 188 (1-2, 3-4); 189 (1-2, 3-4); 190 (1-2, 3-4); 191 (1-2, 3-4); 192 (1-2, 3-4); 193 (1-2, 3-4); 194 (1-2, 3-4); 195 (1-2, 3-4); 196 (1-2, 3-4); 197 (1-2, 3-4); 198 (1-2, 3-4); 199 (1-2, 3-4); 200 (1-2)
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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 : 1 (1, 3); 9 (1); 11 (3); 12 (1, 3); 13 (1, 3); 14 (1, 3); 15 (1, 3); 16 (1, 3); 17 (1, 3); 18 (1, 3); 19 (1, 3); 91 (1 to 3); 92 (1, 3); 93 (1, 3); 94 (1, 3); 95 (1, 3); 96 (1, 3); 97 (1, 3, 4); 98 (1, 3); 99 (1, 3); 111 (1, 3); 112 (1, 3); 113 (1, 3); 114 (1, 3); 115 (1, 3); 116 (1, 3); 117 (1, 3); 118 (1, 3); 119 (1, 3); 121 (1, 3); 122 (1, 3); 123 (1, 3); 124 (1, 3); 125 (1, 3); 126 (1, 3); 127 (1, 3); 128 (1, 3); 129 (1, 3); 131 (1, 3); 132 (1, 3); 133 (1, 3); 134 (1, 3); 135 (1, 3); 136 (1, 3); 137 (1, 3); 138 (1, 3); 139 (1, 3); 141 (1, 3); 142 (1, 3); 143 (1, 3); 144 (1, 3); 145 (1, 3); 146 (1, 3); 147 (1, 3); 148 (1, 3); 149 (1, 3); 151 (1, 3); 152 (1, 3); 153 (1, 3); 154 (1, 3); 155 (1, 3); 156 (1, 3); 157 (1, 3); 158 (1, 3); 159 (1, 3); 161 (1, 3); 162 (1, 3); 163 (1, 3); 164 (1, 3); 165 (1, 3); 166 (1, 3-4); 167 (1, 3); 168 (1, 3); 169 (1, 3); 171 (1, 3); 172 (1, 3); 173 (1, 3); 174 (1-2, 3-4); 175 (1-2, 3-4); 176 (1-2, 3-4); 177 (1-2, 3-4); 178 (1-2, 3-4); 179 (1-2, 3-4); 181 (1-2, 3-4); 182 (1-2, 3-4); 183 (1-2, 3-4); 184 (1-2, 3-4); 185 (1-2, 3-4); 186 (1-2, 3-4); 187 (1-2, 3-4); 188 (1-2, 3-4); 189 (1-2, 3-4); 191 (1-2, 3-4); 192 (1-2, 3-4); 193 (1-2, 3-4); 194 (1-2, 3-4); 195 (1-2, 3-4); 196 (1-2, 3-4); 197 (1-2, 3-4); 198 (1, 3); 199 (1, 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 : 1 (1, 3); 9 (1); 11 (3); 12 (1, 3); 13 (1, 3); 14 (1, 3); 15 (1, 3); 16 (1, 3); 17 (1, 3); 18 (1, 3); 19 (1, 3); 91 (1 to 3); 92 (1, 3); 93 (1, 3); 94 (1, 3); 95 (1, 3); 96 (1, 3); 97 (1, 3, 4); 98 (1, 3); 99 (1, 3); 111 (1, 3); 112 (1, 3); 113 (1, 3); 114 (1, 3); 115 (1, 3); 116 (1, 3); 117 (1, 3); 118 (1, 3); 119 (1, 3); 121 (1, 3); 122 (1, 3); 123 (1, 3); 124 (1, 3); 125 (1, 3); 126 (1, 3); 127 (1, 3); 128 (1, 3); 129 (1, 3); 131 (1, 3); 132 (1, 3); 133 (1, 3); 134 (1, 3); 135 (1, 3); 136 (1, 3); 137 (1, 3); 138 (1, 3); 139 (1, 3); 141 (1, 3); 142 (1, 3); 143 (1, 3); 144 (1, 3); 145 (1, 3); 146 (1, 3); 147 (1, 3); 148 (1, 3); 149 (1, 3); 151 (1, 3); 152 (1, 3); 153 (1, 3); 154 (1, 3); 155 (1, 3); 156 (1, 3); 157 (1, 3); 158 (1, 3); 159 (1, 3); 161 (1, 3); 162 (1, 3); 163 (1, 3); 164 (1, 3); 165 (1, 3); 166 (1, 3-4); 167 (1, 3); 168 (1, 3); 169 (1, 3); 171 (1, 3); 172 (1, 3); 173 (1, 3); 174 (1-2, 3-4); 175 (1-2, 3-4); 176 (1-2, 3-4); 177 (1-2, 3-4); 178 (1-2, 3-4); 179 (1-2, 3-4); 181 (1-2, 3-4); 182 (1-2, 3-4); 183 (1-2, 3-4); 184 (1-2, 3-4); 185 (1-2, 3-4); 186 (1-2, 3-4); 187 (1-2, 3-4); 188 (1-2, 3-4); 189 (1-2, 3-4); 191 (1-2, 3-4); 192 (1-2, 3-4); 193 (1-2, 3-4); 194 (1-2, 3-4); 195 (1-2, 3-4); 196 (1-2, 3-4); 197 (1-2, 3-4); 198 (1, 3); 199 (1, 3)
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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 : 9 (4); 90 (1); 91 (2, 3); 92 (1, 3); 93 (1, 3); 94 (1, 3); 95 (1, 3); 96 (1, 3); 97 (1, 3, 4); 98 (1, 3); 99 (1, 3); 100 (1, 3); 101 (1, 3); 102 (1, 3); 103 (1, 3); 104 (1, 3); 105 (1, 3); 106 (1, 3); 107 (1, 3); 108 (1, 3); 109 (1, 3); 110 (1, 3); 111 (1, 3); 112 (1, 3); 113 (1, 3); 114 (1, 3); 115 (1, 3); 116 (1, 3); 117 (1, 3); 118 (1, 3); 119 (1, 3); 120 (1, 3); 121 (1-2, 3-4); 122 (1-2, 3-4); 123 (1-2, 3-4); 124 (1-2, 3-4); 125 (1-2, 3-4); 126 (1-2, 3-4); 127 (1-2, 3-4); 128 (1-2, 3-4); 129 (1-2, 3-4); 130 (1-2, 3-4); 131 (1-2, 3-4); 132 (1-2, 3-4); 133 (1-2, 3-4); 134 (1-2, 3-4); 135 (1-2, 3-4); 136 (1-2, 3-4); 137 (1-2, 3-4); 138 (1-2, 3-4); 139 (1-2, 3-4); 140 (1-2, 3-4); 141 (1-2, 3-4); 142 (1-2, 3-4); 143 (1-2, 3-4); 144 (1-2, 3-4); 145 (1-2, 3-4); 146 (1-2, 3-4); 147 (1-2, 3-4); 148 (1-2, 3-4); 149 (1-2, 3-4); 150 (1-2, 3-4); 151 (1-2, 3-4); 152 (1-2, 3-4); 153 (1-2, 3-4); 154 (1-2, 3-4); 155 (1-2, 3-4); 156 (1-2, 3-4); 157 (1-2, 3-4); 158 (1-2, 3-4); 159 (1-2, 3-4); 160 (1-2, 3-4); 161 (1-2, 3-4); 162 (1-2, 3-4); 163 (1-2, 3-4); 164 (1-2, 3-4); 165 (1-2, 3-4); 166 (1-2, 3-4); 167 (1-2, 3-4); 168 (1-2, 3-4); 169 (1-2, 3-4); 170 (1-2, 3-4); 171 (1-2, 3-4); 172 (1-2, 3-4); 173 (1-2, 3-4); 174 (1-2, 3-4); 175 (1-2, 3-4); 176 (1-2, 3-4); 177 (1-2, 3-4); 178 (1-2, 3-4); 179 (1-2, 3-4); 180 (1-2, 3-4); 181 (1-2, 3-4)
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