Arendt, W., & Batty, C. (1996). The spectral bound of Schrodinger operators.
Lua i Stíl Chicago (17ú heag.)Arendt, W., agus C. Batty. The Spectral Bound of Schrodinger Operators. 1996.
Lua MLA (9ú heag.)Arendt, W., agus C. Batty. The Spectral Bound of Schrodinger Operators. 1996.
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