Pekar, S. (1963). Research in electron theory of crystals. United States Atomic Energy Commission, Division of Technical Information.
Chicago-referens (17:e uppl.)Pekar, S.I. Research in Electron Theory of Crystals. [Oak Ridge, Tenn.]: United States Atomic Energy Commission, Division of Technical Information, 1963.
MLA-referens (8:e uppl.)Pekar, S.I. Research in Electron Theory of Crystals. United States Atomic Energy Commission, Division of Technical Information, 1963.
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