Sociologický ústav AV ČR, v.v.i.
Linek, Lukáš, Pat Lyons. 2007. “Do the Options Offered Help Determine the Answers Given? Impact of Response Option Effects on Answers to Party Closeness Questions in Two Post-European Election Surveys, 2004”. Evropská volební studia/European Electoral Studies, roč. 2, č. 1, str. 80–113. ISSN 1801-6545.