Das, Ashok,  1953- <br/><br/>
Integrable models / 
Ashok Das. 
 - Singapore :  World Scientific,  1989. 
 - 342 p. ;  24 cm. 
 - World Scientific lectures notes in physics ;  v. 30 .
<br/><br/><label>ISBN: </label>9971509105 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Equations.