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Eisenstein JP, Stormer HL, Pfeiffer L, West KW.Eisenstein JP, et al. Among authors: stormer hl.Phys Rev Lett. 1989 Mar 27;62(13):1540-1543. doi: 10.1103/PhysRevLett.62.1540.Phys Rev Lett. 1989.PMID: 10039700No abstract available.
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