Lecture Notes in Mathematics :  Seminaire Bourbaki Vol.1972/1973 : exposés 418. 

 - Berlín :  Springer-Verlag,  1974. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometría
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>513.83