Jean-Philippe Pernot Stephane Guillet Jean-Claude Léon Franca Giannini Chiara Eva Catalano Bianca Falcidieno A Shape Deformation Tool to Model Character Lines in the Early Design Phases. 165-174 2002 conf/smi/2002 Shape Modeling International http://csdl.computer.org/comp/proceedings/smi/2002/1546/00/15460165abs.htm db/conf/smi/smi2002.html#PernotGLGCF02