Billingsley, Patrick. Statistical inference for Markov processes / Patrick Billingsley. - Chicago : University of Chicago Press, c1961. - 75 p. ; 25 cm. - Statistical research monographs, v. 2. . - Statistical research monographs, v. 2. . Includes bibliography and index. Subjects--Topical Terms: Markov processes. Dewey Class. No.: 519.23 / BIS 1961