Hansen Vagn Lundsgaard <br/><br/>
Shadows of the Circle: Conic Sections, Optimal Figures and Non-Euclidean Geometry 

 -  World Scientific  WSPC  1998 
<br/><br/><label>ISBN: </label>9789812839695 
<br/><br/><label>Source: </label>EBOOK 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics