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Erratum: Impurity photoconductivity spectra of ZnGa<sub>2</sub>Se<sub>4</sub>:Co<sup>2+</sup> single crystals
Yong-Geun Kim, Hyung-Gon Kim, Wha-Tek Kim, Jin Sup Kim, Dong Sung Ma, and Hong-Lee Park
Phys. Rev. B 42, 7260 (1990)
Erratum: Magnetoexciton spectrum of GaAs-AlAs quantum wells
Doran D. Smith, M. Dutta, X. C. Liu, A. F. Terzis, A. Petrou, M. W. Cole, and P. G. Newman
Phys. Rev. B 42, 7260 (1990)