@article{d6f2710731c04c3f888ca8cd8cb37a7e,
title = "Why do European Political Groups call the Roll?",
author = "Daniel Finke",
year = "2015",
language = "English",
volume = "21",
pages = "750--762",
journal = "Party Politics",
issn = "1354-0688",
publisher = "SAGE Publications Ltd",
number = "5",
}