Analysis of information sources in references of the Wikipedia article "Γκέρχαρντ Ρίχτερ" in Greek language version.
In the 1960s, Mr. Polke was at the vanguard of a German artistic movement called capitalist realism, along with fellow painter Gerhard Richter -- who later expressed reservations about his colleague's work, saying "he refuses to accept any borders, any limits."
