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ÇëLZ²ÎÔÄÒÔÏÂÈýƪÎÄÕ R.B. Laughlin, Quantized Hall conductivity in two dimensions, Phys. Rev. B 23, 5632 (1981). R.B. Laughlin, Anomalous quantum Hall effect ¨C an incompressible quantum fluid with fractionally charged excitations, Phys. Rev. Lett. 50, 1395 (1983). D.C. Tsui, H.L. Stormer, and A.C. Gossard, Two-dimensional magnetotransport in the extreme quantum limit, Phys. Rev. Lett. 48, 1559 (1982). |

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