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Cantero, M. J.; Grünbaum, F. A.; Moral, L.; Velázquez, L. One-dimensional quantum walks with one defect. (English) Zbl 1251.81026 Rev. Math. Phys. 24, No. 2, 1250002, 52 p. (2012). MSC: 81P68 47B36 42C05 03D32 68Q10 81-02 PDFBibTeX XMLCite \textit{M. J. Cantero} et al., Rev. Math. Phys. 24, No. 2, 1250002, 52 p. (2012; Zbl 1251.81026) Full Text: DOI arXiv
Cantero, M. J.; Moral, L.; Grünbaum, F. Alberto; Velázquez, L. Matrix-valued Szegő polynomials and quantum random walks. (English) Zbl 1186.81036 Commun. Pure Appl. Math. 63, No. 4, 464-507 (2010). MSC: 81P68 60G50 16S34 PDFBibTeX XMLCite \textit{M. J. Cantero} et al., Commun. Pure Appl. Math. 63, No. 4, 464--507 (2010; Zbl 1186.81036) Full Text: DOI arXiv