On the real spectrum of differential operators with PT‐symmetric periodic matrix coefficients von Veliev, Oktay A.

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On the basis property of the root functions of some class of non-self-adjoint Sturm-Liouville operators von Nur, Cemile, Veliev, Oktay A

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Asymptotic analysis of non-self-adjoint Hill operators von Veliev, Oktay A.

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On the basis property of the root functions of differential operators with matrix coefficients von Veliev, Oktay A.

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Asymptotic Formulas for the Resonance Eigenvalues of the Schrödinger Operator von KARAKILIÇ, Sedef

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Multidimensional Periodic Schrödinger Operator: Perturbation Theories for High Energy Regions and Their Applications von Veliev, Oktay

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On the bands of the Schrödinger operator with a matrix potential von Veliev, Oktay

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Non-Self-adjoint Schrödinger Operator with a Periodic Potential von Veliev, Oktay

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Multidimensional Periodic Schrödinger Operator: Perturbation Theory and Applications von Veliev, Oktay

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On a class of nonself-adjoint multidimensional periodic Schrödinger operators von VELIEV, Oktay

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On the band functions and Bloch functions von VELİEV, OKTAY

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О дифференциальных операторах нечeтного порядка с $PT$-симметричными периодическими матричными коэффициентами... von Veliev, Oktay Alish oglu

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ON THE ESTIMATIONS OF THE SMALL EIGENVALUES OF NON-SELF-ADJOINT STURM-LIOUVILLE OPERATORS von Nur, Cemile, Veliev, Oktay

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Multidimensional Periodic Schrödinger Operator: Perturbation Theory and Applications von Veliev, Oktay

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Periodic Potential from the Spectral Invariants von Veliev, Oktay

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Preliminary Facts von Veliev, Oktay

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Constructive Determination of the Spectral Invariants von Veliev, Oktay

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Asymptotic Formulas for the Bloch Eigenvalues and Bloch Functions von Veliev, Oktay

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Periodic Potential From the Spectral Invariants von Veliev, Oktay

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Preliminary Facts von Veliev, Oktay

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