Steenrod, N.E. <br/><br/>
Cohomology operations. 

 - Princeton :  University Press,  1962. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometría<br/>Topología
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>513.83