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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 81 (1, 2); 82 (, 1, 2); 83 (, 1, 2); 84 (, 1, 2); 85 (, 1 to 6); 86 (, 1 to 6); 87 (, 1 to 6); 88 (, 1, 2); 89 (, 1, 2); 90 (, 1, 2); 91 (, 1, 2); 92 (, 1, 2); 93 (, 1 to 6); 94 (, 1 to 6); 95 (, 1 to 6); 96 (, 1 to 6); 97 (, 1, 2); 98 (, 1, 2); 99 (, 1, 2); 100 (, 1, 2); 101 (, 1, 2); 102 (, 1, 2); 103 (, 1 to 6); 104 (, 1 to 6); 105 (, 1 to 6); 106 (, 1 to 6); 107 (, 1 to 6); 108 (, 1 to 6); 109 (, 1, 2); 110 (, 1, 2); 111 (, 1, 2); 112 (, 1, 2); 113 (, 1, 2); 114 (, 1, 2); 115 (, 1, 2); 116 (, 1, 2); 117 (, 1 to 6); 118 (, 1 to 6); 119 (, 1 to 6); 120 (, 1, 2); 121 (, 1, 2); 122 (, 1, 2); 123 (, 1, 2); 124 (, 1, 2); 125 (, 1, 2); 126 (, 1 to 6); 127 (, 1 to 6); 128 (, 1 to 6); 129 (, 1, 2); 130 (, 1, 2); 131 (, 1, 2); 132 (, 1, 2); 133 (, 1, 2); 134 (, 1, 2); 135 (, 1 to 6); 136 (, 1 to 6); 137 (, 1 to 6); 138 (, 1, 2); 139 (, 1, 2); 140 (, 1, 2); 141 (, 1, 2); 142 (, 1, 2); 143 (, 1, 2); 144 (, 1 to 6); 145 (, 1 to 6); 146 (, 1 to 6); 147 (, 1, 2); 148 (, 1, 2); 149 (, 1, 2); 150 (, 1, 2); 151 (, 1, 2); 152 (, 1, 2); 153 (, 1 to 6); 154 (, 1 to 6); 155 (, 1 to 6); 156 (, 1, 2); 157 (, 1, 2); 158 (, 1, 2); 159 (, 1, 2); 160 (, 1, 2); 161 (, 1, 2); 162 (, 1, 2); 163 (, 1, 2); 164 (, 1 to 6); 165 (, 1 to 6); 166 (, 1 to 6); 167 (, 1, 2); 168 (, 1, 2); 169 (, 1, 2); 170 (, 1, 2); 171 (, 1, 2); 172 (, 1, 2); 173 (, 1, 2); 174 (, 1, 2); 175 (, 1 to 6); 176 (, 1 to 6); 177 (, 1, 2); 178 (, 1, 2); 179 (, 1, 2); 180 (, 1, 2); 181 (, 1, 2); 182 (, 1, 2); 183 (, 1, 2); 184 (, 1, 2); 185 (, 1, 2); 186 (, 1 to 6); 187 (, 1 to 6); 188 (, 1 to 6); 189 (, 1, 2); 190 (, 1, 2); 191 (, 1, 2); 192 (, 1, 2); 193 (, 1, 2); 194 (, 1, 2); 195 (, 1, 2); 196 (, 1, 2); 197 (, 1, 2); 198 (, 1, 2); 199 (, 1 to 6); 200 (, 1 to 6); 201 (, 1 to 6); 202 (, 1-2); 203 (, 1, 2); 204 (, 1, 2); 205 (, 1, 2); 206 (, 1, 2); 207 (, 1, 2); 208 (, 1, 2); 209 (, 1, 2); 210 (, 1, 2); 211 (, 1, 2); 212 (, 1 to 6); 213 (, 1 to 6); 214 (, 1 to 6); 215 (, 1, 2); 216 (, 1, 2); 217 (, 1, 2); 218 (, 1, 2); 219 (, 1, 2); 220 (, 1, 2); 221 (, 1-2); 222 (, 1-2); 223 (, 1-2); 224 (, 1-2); 225 (, 1-2); 226 (, 1-2); 227 (, 1-2); 228 (, 1-2); 229 (, 1-2); 230 (, 1-2); 231 (, 1-2); 232 (, 1-2); 233 (, 1-2); 234 (, 1-2); 235 (, 1-2); 236 (, 1-2); 237 (, 1-2); 238 (, 1-2); 239 (, 1 to 3); 240 (, 1 to 3); 241 (, 1 to 3); 242 (, 1 to 3); 243 (, 1 to 3); 244 (, 1 to 3); 245 (, 1 to 3); 246 (, 1 to 3); 247 (, 1 to 3); 248 (, 1 to 3); 249 (, 1 to 3); 250 (, 1 to 3); 251 (, 1 to 3); 252 (, 1 to 3); 253 (, 1 to 3); 254 (, 1 to 3); 255 (, 1 to 3); 256 (, 1 to 3); 257 (, 1 to 3); 258 (, 1 to 3); 259 (, 1 to 3); 260 (, 1 to 3); 261 (, 1 to 3); 262 (, 1 to 3); 263 (, 1 to 3); 264 (, 1 to 3); 265 (, 1 to 3); 266 (, 1 to 3); 267 (, 1 to 3); 268 (, 1 to 3); 269 (, 1 to 3); 270 (, 1 to 3); 271 (, 1 to 3); 272 (, 1 to 3); 273 (, 1 to 3); 274 (, 1 to 3); 275 (, 1 to 3); 276 (, 1 to 3); 277 (, 1 to 3); 278 (, 1 to 3); 279 (, 1 to 3); 280 (, 1 to 3); 281 (, 1 to 3); 282 (, 1 to 3); 283 (, 1 to 3); 284 (, 1 to 3); 285 (, 1 to 3); 286 (, 1 to 3); 287 (, 1 to 3); 288 (, 1 to 3); 289 (, 1 to 3); 290 (, 1 to 3); 291 (, 1 to 3); 292 (, 1 to 3); 293 (, 1 to 3); 294 (, 1 to 3); 295 (, 1 to 3); 296 (, 1 to 3); 297 (, 1 to 3); 298 (, 1 to 3); 299 (, 1 to 3); 300 (, 1 to 3); 301 (, 1 to 3); 302 (, 1 to 3); 303 (, 1 to 3); 304 (, 1 to 3); 305 (, 1 to 3); 306 (, 1 to 3); 307 (, 1 to 3); 308 (, 1 to 3); 309 (, 1 to 3); 310 (, 1 to 3); 311 (, 1 to 3); 312 (, 1 to 3); 313 (, 1 to 3); 314 (, 1 to 3); 315 (, 1 to 3); 316 (, 1 to 3); 317 (, 1 to 3); 318 (, 1 to 3); 319 (, 1 to 3); 320 (, 1 to 3); 321 (, 1 to 3); 322 (, 1 to 3); 323 (, 1 to 3); 324 (, 1 to 3); 325 (, 1 to 3); 326 (, 1 to 3); 327 (, 1 to 3); 328 (, 1 to 3); 329 (, 1 to 3); 330 (, 1 to 3); 331 (, 1 to 12); 332 (, 1 to 12); 333 (, 2 to 12); 334 (, 1 to 6); 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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1 to 188
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 334
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Portico
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Preserved
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2026-02-12
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Preserved : 1984: 81(1-2), 1984: 82(1-2), 1984: 83(1-2), 1984: 84(1-2), 1984: 85(1-6), 1984: 86(1-6), 1984: 87(1-6), 1985: 88(1-2), 1985: 89(1-2), 1985: 90(1-2), 1985: 91(1-2), 1985: 92(1-2), 1985: 93(1-6), 1985: 94(1-6), 1985: 95(1-6), 1985: 96(1-6), 1986: 97(1-2), 1986: 98(1-2), 1986: 99(1-2), 1986: 100(1-2), 1986: 101(1-2), 1986: 102(1-2), 1986: 103(1-6), 1986: 104(1-6), 1986: 105(1-6), 1986: 106(1-6), 1986: 107(1-6), 1987: 108(1-6), 1987: 109(1-2), 1987: 110(1-2), 1987: 111(1-2), 1987: 112(1-2), 1987: 113(1-2), 1987: 114(1-2), 1987: 115(1-2), 1987: 116(1-2), 1987: 117(1-6), 1987: 118(1-6), 1987: 119(1-6), 1988: 120(1-2), 1988: 121(1-2), 1988: 122(1-2), 1988: 123(1-2), 1988: 124(1-2), 1988: 125(1-2), 1988: 126(1-6), 1988: 127(1-6), 1988: 128(1-6), 1989: 129(1-2), 1989: 130(1-2), 1989: 131(1-2), 1989: 132(1-2), 1989: 133(1-2), 1989: 134(1-2), 1989: 135(1-6), 1989: 136(1-6), 1989: 137(1-6), 1990: 138(1-2), 1990: 139(1-2), 1990: 140(1-2), 1990: 141(1-2), 1990: 142(1-2), 1990: 143(1-2), 1990: 144(1-6), 1990: 145(1-6), 1990: 146(1-6), 1991: 147(1-2), 1991: 148(1-2), 1991: 149(1-2), 1991: 150(1-2), 1991: 151(1-2), 1991: 152(1-2), 1991: 153(1-6), 1991: 154(1-6), 1991: 155(1-6), 1992: 156(1-2), 1992: 157(1-2), 1992: 158(1-2), 1992: 159(1-2), 1992: 160(1-2), 1992: 161(1-2), 1992: 162(1-2), 1992: 163(1-2), 1992: 164(1-6), 1992: 165(1-6), 1992: 166(1-6), 1993: 167(1-2), 1993: 168(1-2), 1993: 169(1-2), 1993: 170(1-2), 1993: 171(1-2), 1993: 172(1-2), 1993: 173(1-2), 1993: 174(1-2), 1993: 175(1-6), 1993: 176(1-6), 1994: 177(1-2), 1994: 178(1-2), 1994: 179(1-2), 1994: 180(1-2), 1994: 181(1-2), 1994: 182(1-2), 1994: 183(1-2), 1994: 184(1-2), 1994: 185(1-2), 1994: 186(1-6), 1994: 187(1-6), 1994: 188(1-6), 1995: 189(1-2), 1995: 190(1-2), 1995: 191(1-2), 1995: 192(1-2), 1995: 193(1-2), 1995: 194(1-2), 1995: 195(1-2), 1995: 196(1-2), 1995: 197(1-2), 1995: 198(1-2), 1995: 199(1-6), 1995: 200(1-6), 1995: 201(1-6), 1996: 202(1-2), 1996: 203(1-2), 1996: 204(1-2), 1996: 205(1-2), 1996: 206(1-2), 1996: 207(1-2), 1996: 208(1-2), 1996: 209(1-2), 1996: 210(1-2), 1996: 211(1-2), 1996: 212(1-6), 1996: 213(1-6), 1996: 214(1-6), 1997: 215(1-2), 1997: 216(1-2), 1997: 217(1-2), 1997: 218(1-2), 1997: 219(1-2), 1997: 220(1-2), 1997: 221(1-2), 1997: 222(1-2), 1997: 223(1-2), 1997: 224(1-2), 1997: 225(1-2), 1997: 226(1-2), 1998: 227(1-2), 1998: 228(1-2), 1998: 229(1-2), 1998: 230(1-2), 1998: 231(1-2), 1998: 232(1-2), 1998: 233(1-2), 1998: 234(1-2), 1998: 235(1-2), 1998: 236(1-2), 1998: 237(1-2), 1998: 238(1-2), 1999: 239(1-3), 1999: 240(1-3), 1999: 241(1-3), 1999: 242(1-3), 2000: 243(1-3), 2000: 244(1-3), 2000: 245(1-3), 2000: 246(1-3), 2001: 247(1-3), 2001: 248(1-3), 2001: 249(1-3), 2001: 250(1-3), 2002: 251(1-3), 2002: 252(1-3), 2002: 253(1-3), 2002: 254(1-3), 2003: 255(1-3), 2003: 256(1-3), 2003: 257(1-3), 2003: 258(1-3), 2004: 259(1-3), 2004: 260(1-3), 2004: 261(1-3), 2004/2005: 262(1-3), 2005: 263(1-3), 2005: 264(1-3), 2005: 265(1-3), 2005: 266(1-3), 2005/2006: 267(1-3), 2006: 268(1-3), 2006: 269(1-3), 2006: 270(1-3), 2007: 271(1-3), 2007: 272(1-3), 2007: 273(1-3), 2007: 274(1-3), 2008: 275(1-3), 2008: 276(1-3), 2008: 277(1-3), 2008: 278(1-3), 2009: 279(1-3), 2009: 280(1-3), 2009: 281(1-3), 2009: 282(1-3), 2010: 283(1-3), 2010: 284(1-3), 2010: 285(1-3), 2010: 286(1-3), 2011: 287(1-3), 2011: 288(1-3), 2011: 289(1-3), 2011: 290(1-3), 2012: 291(1-3), 2012: 292(1-3), 2012: 293(1-3), 2013: 295(1-3), 2013: 296(1-3), 2013: 297(1, 3), 2013: 298(1, 3), 2014: 299(1-3), 2014: 300(1-3), 2014: 301(1-3), 2014: 302(1, 3), 2015: 303(2-3), 2015: 304(1-3), 2015: 305(1-3), 2015: 306(1-3), 2016: 307(1-3), 2016: 308(1-3), 2016: 309(1-3), 2016: 310(1-3), 2017: 311(1-3), 2017: 312(1-3), 2017: 313(1-3), 2017: 314(1-3), 2018: 315(1-3), 2018: 316(1-3), 2018: 317(1-3), 2018: 318(1-3), 2019: 319(1-3), 2019: 320(1-3), 2019: 321(1-3), 2019: 322(1-3), 2019/2020: 323(1-3), 2020: 324(1-3), 2020: 325(1-3), 2020: 326(1-3), 2021: 327(1-3), 2021: 328(1-3), 2021: 329(1-3), 2021: 330(1-3), 2022: 331(1-12), 2023: 332(1-12), 2024: 333(1-12), 2025: 334(1, 3-12)
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LOCKSS Archive
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In Progress
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2026-02-09
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291 to 294, 318 to 322
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LOCKSS Archive
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Preserved
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2026-02-09
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295 to 317
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Library of Congress
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Preserved
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2025-04-07
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313 (3); 315 (2, 3); 316 (1 to 3); 317 (1 to 3); 318 (1 to 3); 319 (1 to 3); 320 (1 to 3); 321 (1 to 3); 322 (1 to 3); 323 (1 to 3); 324 (1 to 3); 325 (1 to 3); 326 (1 to 3); 327 (1 to 3); 328 (1 to 3); 329 (1 to 3); 330 (1 to 3); 331 (1 to 12); 332 (1 to 12); 333 (1 to 10, 12)
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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 : 3 (1 to 3); 22 (1, 2); 23 (1); 24 (2, 3); 25 (1 to 3); 26 (1 to 3); 27 (1 to 3); 28 (1 to 3); 29 (1 to 3); 31 (1 to 3); 32 (1 to 3); 33 (1 to 3); 34 (1 to 3); 35 (1 to 3); 36 (1 to 3); 37 (1 to 3); 38 (1 to 3); 39 (1 to 3); 215 (1, 2); 216 (1, 2); 217 (1, 2); 218 (1, 2); 219 (1, 2); 221 (1); 222; 223; 224; 225; 226; 227; 228; 229; 231; 232; 233; 234; 235; 236; 237; 238; 239 (2, 3); 241 (1 to 3); 242 (1 to 3); 243 (1 to 3); 244 (1 to 3); 245 (1 to 3); 246 (1 to 3); 247 (1 to 3); 248 (1 to 3); 249 (1 to 3); 251 (1 to 3); 252 (1 to 3); 253 (1 to 3); 254 (1 to 3); 255 (1 to 3); 256 (1 to 3); 257 (1 to 3); 258 (1 to 3); 259 (1 to 3); 261 (1 to 3); 262 (1 to 3); 263 (1 to 3); 264 (1 to 3); 265 (1 to 3); 266 (1 to 3); 267 (1 to 3); 268 (1 to 3); 269 (1 to 3); 271 (1 to 3); 272 (1 to 3); 273 (1 to 3); 274 (1 to 3); 275 (1 to 3); 276 (1 to 3); 277 (1 to 3); 278 (1 to 3); 279 (1 to 3); 281 (1 to 3); 282 (1 to 3); 283 (1 to 3); 284 (1 to 3); 285 (1 to 3); 286 (1 to 3); 287 (1 to 3); 288 (1 to 3); 289 (1 to 3); 291 (1 to 3); 292 (1 to 3); 293 (1 to 3); 294 (1 to 3); 295 (1 to 3); 296 (1 to 3); 297 (1 to 3); 298 (1 to 3); 299 (1 to 3); 311 (1 to 3); 312 (1 to 3); 313 (1 to 3); 314 (1 to 3); 315 (1 to 3); 316 (1 to 3); 317 (1 to 3); 318 (1 to 3); 319 (1 to 3); 321 (1 to 3); 322 (1 to 3); 323 (1 to 3); 324 (1 to 3); 325 (1 to 3); 326 (1 to 3); 327 (1 to 3); 328 (1 to 3); 329 (1 to 3); 331 (1 to 9, 11, 12); 332 (1 to 9, 11, 12); 333 (1 to 9, 11, 12)
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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 : 3 (1 to 3); 22 (1, 2); 23 (1); 24 (2, 3); 25 (1 to 3); 26 (1 to 3); 27 (1 to 3); 28 (1 to 3); 29 (1 to 3); 31 (1 to 3); 32 (1 to 3); 33 (1 to 3); 34 (1 to 3); 35 (1 to 3); 36 (1 to 3); 37 (1 to 3); 38 (1 to 3); 39 (1 to 3); 215 (1, 2); 216 (1, 2); 217 (1, 2); 218 (1, 2); 219 (1, 2); 221 (1); 222; 223; 224; 225; 226; 227; 228; 229; 231; 232; 233; 234; 235; 236; 237; 238; 239 (2, 3); 241 (1 to 3); 242 (1 to 3); 243 (1 to 3); 244 (1 to 3); 245 (1 to 3); 246 (1 to 3); 247 (1 to 3); 248 (1 to 3); 249 (1 to 3); 251 (1 to 3); 252 (1 to 3); 253 (1 to 3); 254 (1 to 3); 255 (1 to 3); 256 (1 to 3); 257 (1 to 3); 258 (1 to 3); 259 (1 to 3); 261 (1 to 3); 262 (1 to 3); 263 (1 to 3); 264 (1 to 3); 265 (1 to 3); 266 (1 to 3); 267 (1 to 3); 268 (1 to 3); 269 (1 to 3); 271 (1 to 3); 272 (1 to 3); 273 (1 to 3); 274 (1 to 3); 275 (1 to 3); 276 (1 to 3); 277 (1 to 3); 278 (1 to 3); 279 (1 to 3); 281 (1 to 3); 282 (1 to 3); 283 (1 to 3); 284 (1 to 3); 285 (1 to 3); 286 (1 to 3); 287 (1 to 3); 288 (1 to 3); 289 (1 to 3); 291 (1 to 3); 292 (1 to 3); 293 (1 to 3); 294 (1 to 3); 295 (1 to 3); 296 (1 to 3); 297 (1 to 3); 298 (1 to 3); 299 (1 to 3); 311 (1 to 3); 312 (1 to 3); 313 (1 to 3); 314 (1 to 3); 315 (1 to 3); 316 (1 to 3); 317 (1 to 3); 318 (1 to 3); 319 (1 to 3); 321 (1 to 3); 322 (1 to 3); 323 (1 to 3); 324 (1 to 3); 325 (1 to 3); 326 (1 to 3); 327 (1 to 3); 328 (1 to 3); 329 (1 to 3); 331 (1 to 9, 11, 12); 332 (1 to 9, 11, 12); 333 (1 to 9, 11, 12)
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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 : 136 (S1); 221 (1-2); 229; 238; 240 (2); 241; 242 (3); 245 (2); 247 (1-3); 248 (1-3); 249 (1-3); 250 (1-3); 251 (1-3); 252 (1-3); 253 (1-3); 254 (1-3); 255 (1-3); 256 (1-3); 257 (1-3); 258 (1-3); 259 (1, 3); 260 (1, 2); 261 (1, 3); 262 (1-3); 263 (1-3); 264 (1-3); 265 (1-3); 266 (1-3); 267 (1-3); 268 (1-3); 269 (1-3); 270 (1-3); 271 (1-3); 272 (1); 273 (2, 3); 274 (1-3); 275 (1-3); 276 (1-3); 277 (1-3); 278 (1-3); 279 (1-3); 280 (1-3); 281 (1-3); 282 (1-3); 283 (1-3); 284 (1-3); 285 (1-3); 286 (1-3); 287 (1-3); 288 (1-3); 289 (1-3); 290 (1-3); 291 (1-3); 292 (1-3); 293 (1-3); 294 (1-3); 295 (1-3); 296 (1-3); 297 (1-3); 298 (1-3); 299 (1-3); 300 (1-3); 301 (1-3); 302 (1-3); 303 (1-3); 304 (1-3); 305 (1-3); 306 (1-3); 307 (1-3); 308 (1-3); 309 (1-3); 310 (1-3); 311 (1-3); 312 (1-3); 313 (1-3); 314 (1-3); 315 (1-3); 316 (1-3); 317 (1-3); 318 (1-3); 319 (1-3); 320 (1-3); 321 (1-3); 322 (1, 2)
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