@article{belchior2010_1711654193422, author = "Belchior, Ana Maria", title = "Ideological congruence among European political parties", journal = "Journal of Legislative Studies", year = "2010", volume = "16", number = "1", doi = "10.1080/13572330903542191", pages = "121-142", url = "http://www.tandfonline.com/toc/fjls20/current#.Uq2cOD7uOUk" }