Otnes, Robert K. Digital time series analysis / Robert K. Otnes and Loren Enochson. - New York [etc.] : John Wiley & Sons, 1972. - X, [2], 467 s. : il. ; 24 cm. A Wiley-Interscience Publication. Bibliogr. s. 455-460. Indeks. ISBN: 0471657190