PT symmetric Schrödinger operators: reality of the perturbed eigenvalues.
Caliceti, Emanuela ; Cannata, Francesco ; Graffi, Sandro
SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only], Tome 6 (2010), / Harvested from The Electronic Library of Mathematics
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Publié le : 2010-01-01
EUDML-ID : urn:eudml:doc:224407 
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     title = {<title-group xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"><article-title xml:lang="en"><math><mrow><mi>P</mi><mi>T</mi></mrow></math> symmetric Schr\"odinger operators: reality of the perturbed eigenvalues.</article-title></title-group>},
     journal = {SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]},
     volume = {6},
     year = {2010},
     zbl = {1202.47014},
     language = {en},
     url = {http://dml.mathdoc.fr/item/05708909}
}

Caliceti, Emanuela; Cannata, Francesco; Graffi, Sandro. PT symmetric Schrödinger operators: reality of the perturbed eigenvalues.. SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only], Tome 6 (2010) . http://gdmltest.u-ga.fr/item/05708909/