Bayer 's best-selling book on the Italian anarchist Severino Di Giovanni , was banned by President Raúl Alberto Lastiri ( 1973 ) , as was '' La Patagonia Rebelde '' , his second work , by Isabel Perón ; others were burnt by the military after they took power in 1976 . Francesco Rosi , who directed '' Christ Stopped at Eboli '' , planned to make a film adaptation of his book on Di Giovanni , but renounced the project after the 1969 Piazza Fontana bombing , saying it was not the time to make a film about a terrorist
Piazza Fontana bombing
Piazza Fontana bombing
Osvaldo Bayer