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Angeletti, A. Antibound states for a class of one-dimensional Schrödinger operators. (English) Zbl 0485.47033 Lett. Math. Phys. 4, 495-504 (1980). MSC: 47F05 47A55 81Q10 81Q15 58C25 58K99 35J10 35R05 PDFBibTeX XMLCite \textit{A. Angeletti}, Lett. Math. Phys. 4, 495--504 (1980; Zbl 0485.47033) Full Text: DOI