gallerie d'images sur google:

http://www.google.ch/search?q=images+gunther+ruch&hl=fr&client=safari&rls=en&prmd=imvnso&tbm=isch&tbo=u&source=univ&sa=X&ei=SilfUPHoCu3Z4QTox4GgCw&ved=0CCMQsAQ&biw=1225&bih=668

david dellafiora:

http://daviddellafiora.blogspot.com.au/2013/09/gunther-ruch-1942-2013.html

artpool:

http://artpool.hu/2013/Ruch.html

iuoma

http://iuoma-network.ning.com/m/group?id=2496677:Group:1349803