Marone, Francesco (2015). "The rise of insurrectionary anarchist terrorism in Italy". Dynamics of Asymmetric Conflict. 8 (3): 194–214. doi:10.1080/17467586.2015.1038288. S2CID145354106.
Marone, Francesco (2015). "The rise of insurrectionary anarchist terrorism in Italy". Dynamics of Asymmetric Conflict. 8 (3): 194–214. doi:10.1080/17467586.2015.1038288. S2CID145354106.