Obreshkoff, Nikola Dimitrov,  1896- <br/><br/>
Zeros of polynomials/ 
Nikola Obrechkoff. 
 - 1st ed. 
 - Sofia:  Marin Drinov Academic Pub. House,  2003. 
 - xi, 342 pages;  25 cm. 
 - Bulgarian academic monographs;  7 .
 - Bulgarian academic monographs;  7. .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9544309373 9789544309374 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Polynomials.<br/>Equations, Roots of.
<br/><br/><label>Dewey Class. No.: </label>510