Vasiliki Kokla Alexandra Psarrou Athina Alexopoulou Vassilis Konstantinou Computational Analysis for Conservation of Works of Art. 164-167 2000 MVA http://b2.cvl.iis.u-tokyo.ac.jp/mva/proceedings/CommemorativeDVD/2000/papers/2000164.pdf conf/mva/2000 db/conf/mva/mva2000.html#KoklaPAK00