1. Aguado Correa, T. (2013). El principio constitutional de proporcionalidad. San José: Editorial Jurídica Continental.
2. Andersen, M., & Frenz, B. (2007). The impact of music downloads and p2p file-sharing on the purchase of music: A study for industry Canada, available at: http://anonireland.com/acta/documents/industrycanada2007_en.pdf (last visit 26 January 2015).
3. Bailey, A. M. (2000). A nation of felons? Napster, the net act, and the criminal prosecution of file-sharing. American University Law Review, 50, 473–533.
4. Cuadrado García, M., & Miquel Romero, M. J. (2009). Actitud y ética hacia la piratería musical: un análisis exploratorio. In Decisiones basadas en el conocimiento y en el papel social de la empresa. XX Congreso anual de AEDEM. Palma de Mallorca.
5. Danaher, B., et al. (2012). The effect of graduated response anti-piracy laws in music sales: Evidence from an event study in France, available at http://papers.ssrn.com/sol3/papers.cfm?abstract_id=1989240 (last visit 26 January 2015).