Cerf, Jean. <br/><br/>
Sur les difféomorphismes de la sphère de dimension trois (gamma 4 = 0) / 
Jean Cerf. 
 - Berlin :  Springer-Verlag,  1968. 
 - xii, 133 p. ;  28 cm. 
 - Lecture notes in mathematics  53 .
<br/><br/> Summary in English. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Homology theory.<br/>Homotopy theory.<br/>Topology, Differential.