Walsh, J.L <br/><br/>
Interpolation & approximation by rational functions in the complex domain 
J.L. Walsh 
 - 5 
 - Providence  American Mathematical Society  1969 
 - x  405 
 - AMS colloquium publications 20 .
<br/><br/><label>Dewey Class. No.: </label>11.09  / WALS