Paris, I. “Product Diversification in a Survival Family Firm: The Case of Fabbrica d’Armi Pietro Beretta (1946–1996)”. Revista De Historia Industrial — Industrial History Review, vol. 25, no. 65, Dec. 2016, pp. 151-80, https://revistes.ub.edu/index.php/HistoriaIndustrial/article/view/21234.