CurticeJ.MontaguI.SivathasanC. (2024), ‘Damaged Politics? The Impact of the 2019-24 Parliament on Political Trust and Confidence’, in CleryE.CurticeJ.JessopC. (eds), British Social Attitudes: the 41st report, London: National Centre for Social Research. Available at https://natcen.ac.uk/publications/bsa-41-damaged-politics
LaaksoM.TaageperaR. (1979), ‘”Effective” Number of Parties: A Measure with Application to Western Europe’, Comparative Political Studies, 12 (1): 3-27.
5.
LoosemoreJ.HanbyV. (1971), ‘The Theoretical Limits of Maximum Distortion: Some Analytic Expressions for Electoral Systems’, British Journal of Political Science, 1 (4): 467-77.