"ELLIPSE FOR TWO COLUMNS"
Wolfsberg, Ermatingen 1997
"FIVE CONCENTRIC CIRCLES, BLACK"
Paris, 1993.
Reactualization Nouveau Musee de Villeurbane, 1997
"RECTANGLE WITHOUT ANGLES ON THE FLOOR"
UBS, Lugano Suglio, 1997.
. . . . . . . varini main . . . . . . .