Surveys in differential geometry Vol 5 : differential geometry inspired by string theory 
ed by S T Yan 
 - Boston  International Press  1999 
 - 569p. 
 - Journal of Differential Geometry   .
<br/><br/><label>ISBN: </label>1571460705 
<br/><br/><label>Dewey Class. No.: </label>516.36  / N99.6