By Gardiner, John M., Kaminska, Zofia
By Kotlarski, Henryk, Adamowicz, Zofia, Bigorajska, Teresa, Zdanowski, Konrad
By Negenborn, Rudy R., Lukszo, Zofia, Hellendoorn, Hans
By van Dam, Koen H., Nikolic, Igor, Lukszo, Zofia
By Lukszo, Zofia, Deconinck, Geert, Weijnen, Margot P. C.