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Lua i Stíl Chicago (17ú heag.)Gao, Jiti. Nonlinear Time Series: Semiparametric and Nonparametric Methods. Boca Raton: Chapman & Hall/CRC, 2007.
Lua MLA (9ú heag.)Gao, Jiti. Nonlinear Time Series: Semiparametric and Nonparametric Methods. Chapman & Hall/CRC, 2007.
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