Functions of a complex variable and some of their applications 
by B. A. Fuchs and B. V. Shabat. [Uebers.] J. Berry 
 - International series of monographs on pure and applied mathematics  ... .
<br/><br/> Vol. 2 verf. von B. A. Fuchs und V. I. Levin 
<br/><br/><label>Subjects--Index Terms: </label>