@article{Schröder2018, author = "Valentin Schröder and Christian Stecker", title = "{Supplemental Material, aaa - The temporal dimension of issue competition}", year = "2018", month = "10", url = "https://sage.figshare.com/articles/journal_contribution/Supplemental_Material_aaa_-_The_temporal_dimension_of_issue_competition/7240211", doi = "10.25384/SAGE.7240211.v1" }