Ballotta, Danilo (2014) Regional drug strategies across the world. Luxembourg: Publications Office of the European Union.

Ferri, Marica and Ballotta, Danilo and Carra, Giuseppe and Dias, Sonia (2015) A review of regional drug strategies across the world: How is prevention perceived and addressed? Drugs: Education Prevention and Policy, 22, (5), pp. 444-448. https://doi.org/10.3109/09687637.2015.1041456.

Ferri, Marica and Dias, Sonia and Bo, Alessandra and Ballotta, Danilo and Simon, Roland and Carra, Giuseppe (2018) Quality assurance in drug demand reduction in European countries: an overview. Drugs: Education Prevention and Policy, 25, (2), pp. 198-204.