1. Aarts Kees, MacDonald Stuart Elaine, Rabonowitz George, “Issues and Party Competition in the Netherlands”, Comparative Political Studies, vol. 32, n° 1, 1999, pp. 63-99.
2. Agasoster Bodil, “A framework for analysing local party policy emphases in Scotland”, in Laver Michael (Ed.), Estimating the Policy Positions of Political Actors, Routledge, Oxford & New York, 2001, pp. 76-89.
3. Alonso Sáenz de Oger Sonia, Gómez Fortes Braulio, “Partidos nacionales en elecciones regionales: coherencia territorial o programas a la carta?”, paper presented at the Congress of the Asociación Española de Ciencia Politica y de la Administración, Malaga, 2325 September 2009, 38 p.
4. Alonso, S.; Volkens, A.; Cabeza, L. & Gómez, B. (2012). “The Content Analysis of Multi-level Manifestos. Exemplified for Spanish Regional Manifestos” WZB Discussion Paper SP IV 2012-201. Berlin: Social Science Research Center Berlin.
5. Bara Judith, “Israel: 1949-1981” in Budge Ian, Robertson David, Hearl Derek (eds.), Ideology, Strategy and Party Change: Spatial Analyses of Post-war Election Programmes in 19 Democracies, Cambridge, Cambridge University Press, 1987, pp. 111-133.