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Dyfyniad Arddull ChicagoTervo, Jouko. On the Spectra of Singularities of Pseudo-differential Equations. [Helsinki]: Societas Scientiarum Fennica, 1989.
Dyfyniad MLATervo, Jouko. On the Spectra of Singularities of Pseudo-differential Equations. Societas Scientiarum Fennica, 1989.
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