Paper, pen, and cigarettes. Referentenbesprechung, 1972 with (from left to right): Fritz Münch, Helmut Strebel, Alexander N. Makarov, Bernhard Raschauer, Georg Ress, Helmut Steinberger, Albert Bleckmann, Alfred Maier, Meinhard Hilf, unidentified, Rudolf Dolzer, Torsten Stein, and Giorgos Papadimitriou (Photo: MPIL)