Beiträge zur Algebra und Geometrie =  Contributions to algebra and geometry. 
 Contributions to algebra and geometry 

 - Berlin :  Heldermann Verlag,  1971-. 
 - v.  ill. 
 - 2 no. a year,  1993- 
 - Irregular,  1971-1992 
 - 1971- 
<br/><br/>
<br/><br/><br/>Chiefly English, some German 
<br/><br/><label>ISSN: </label>0138-4821 
 = Beiträge zur Algebra und Geometrie. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra--Periodicals.<br/>Geometry--Periodicals.