Steenrod, Norman Earl  1910, <br/><br/>
Cohomology operations / 
Lectures by n. e. steenrod ; written and revised by d. b. a. epstein 
 - 138 páginas 
 - Annals of mathematics studies ;  50 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Álgebra homológica
<br/><br/><label>LC Class. No.: </label>QA612.3  / S83