Kempf, G., et al <br/><br/>
Toroidal embeddings I 
G. Kempf, et al 
 - Berlin  Springer  1973 
 - viii  209 
 - Lecture notes in mathematics 339 .
<br/><br/><label>ISBN: </label>354006432x 
<br/><br/><label>Dewey Class. No.: </label>8.04+22  / KEMP