Copying of images or text for commercial purposes
needs the permission of either Prof. Rolf Winkes or
IGESPAR, respectively. Photo credit has to be given in all cases,
non-profit or profit with permission. Unless otherwise specified,
photo credit is with Rolf Winkes (i.e. Winkes and his collaborators).
Page last modified
by Rolf Winkes
Sat Nov 18/2006 11:43