Shiryayew, A. N. Optimal stopping rules / A. N. Shiryayew; translated by A.B. Arie s. - New York : Springer-Verlag, 1978. - x,215 p.: ill. ; 24 cm. Includes index. Subjects--Topical Terms: Sequential analysis.--------Optimal stopping (Mathematics)-------- Dewey Class. No.: 519.54 SHI