+@book{de1986shape,
+ title={Shape mathematics and CAD},
+ author={De Casteljau, Paul de Faget},
+ year={1986},
+ publisher={IET}
+}
+
+@book{foley1996computer,
+ title={Computer Graphics: Principles and Practice},
+ author={Foley, J.D.},
+ isbn={9780201848403},
+ lccn={lc95013631},
+ chapter={Representing Curves and Surfaces},
+ series={Addison-Wesley systems programming series},
+ url={http://books.google.com.au/books?id=-4ngT05gmAQC},
+ year={1996},
+ publisher={Addison-Wesley}
+}
+
+@book{zerbst2004game,
+ title={{3D} Game Engine Programming},
+ author={Zerbst, Stefan and Düvel, Oliver},
+ publisher={Premier Press},
+ chapter={Scene Management},
+ isbn={1592003516},
+ year={2004}
+}
+