Tong, Howell <br/><br/>
Threshold models in non-linear time series analysis / 
Howell Tong 
 - New York :  Springer-Verlag,  1983 
 - 323 p. ;  24 cm. 
 - Lecture notes in statistics ;  21 .
<br/><br/>Includes bibliographical references (p. 307-316) and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time-series analysis<br/>Spectral theory (Mathematics)