Idea Aida del Vero Diffida, works by Luigi Ontani 1980-1995, curated by Renato Barilli, Galleria dello Scudo, Verona, 10 December 1995 - 11 February 1996, catalogue, essays by Renato Barilli, Gabriella Belli, Gian Piero Bona, Manlio Brusatin and Corrado Levi, catalogue of the works by Renato Barilli, biography and biographical and bibliographical research curated by Laura Lorenzoni.