1. Aylott, N., M. Blomgren and T. Bergman (2013) Parties in Multi-Level Polities: The Nordic Countries Compared. Palgrave.
2. Bale, T., & Bergman, T. (2006). Captives no Longer, But Servants Still? Contract Parliamentarism and the New Minority Governance in Sweden and New Zealand. Government and Opposition, 41(3), 422–449.
3. Bergner, P. (2013). Med historien som motståndare: SKP/VPK/V och det kommunistiska arvet 1956–2006. Atlas Akademi.
4. Biezen, I., van Mair, P., & Poguntke, T. (2011). Going, going,... Gone? The Decline of Party Membership in Contemporary Europe. European Journal of Political Research, 51(1), 24–56.
5. Blomgren, M. (2009). The Swedish case. In Directorate General for Internal Policies: The Selection of Candidates for the European Parliament by National Parties and the Impact of European Political Parties. European Parliament.