Opuscula Mathematica > 2011 > Vol. 31, no. 1 > 49-59
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journal ISSN : | 1232-9274 |
journal e-ISSN : | 2300−6919 |
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Bibliography
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[1] V. Adamyan, H. Langer, C. Tretter, Existence and uniqueness of contractive solutions of some Riccati equations, J. Funct. Analysis 179 (2001), 448-473.
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[2] S. Albeverio, U. Günther, S. Kuzhel, J-Self-adjoint operators with C-symmetries: Extension Theory Approach, J. Phys. A 42 (2009), 105205-105221.
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[3] S. Albeverio, S. Kuzhel, Pseudo-Hermiticity and theory of singular perturbations, Lett. Math. Phys. 67 (2004), 223-238.