Journal of pure and applied algebra 

 - Netherlands :    North Holland publishing co.,    1973- 
 - v. ;    26 cm. 
 - Twenty one issues a year, 
<br/><br/>  Vol. 69, No. 2 1990 
<br/><br/><label>ISSN: </label>0022-4049 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Algebra -- Periodicals.
<br/><br/><label>Dewey Class. No.: </label>PER 512 J6