Bibiloni Amengual, Andreu, and Jerònia Pons Pons. 2017. “Development of Accident Insurance and employer’s Mutuals in Spain. The Balearic Market: Between Competence and Collusion (1920-1940)”. Revista De Historia Industrial — Industrial History Review, no. 15 (April):83-104. https://revistes.ub.edu/index.php/HistoriaIndustrial/article/view/18470.