Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Andranik Tumasjan and Timm O. Sprenger and Philipp G. Sandner and Isabell M. Welpe,Election Forecasts With Twitter,Social Science Computer Review,0894-4393,SAGE Publications,2010-12-12,29,4,402-418,https://cir.nii.ac.jp/crid/1362544419252832000,https://doi.org/10.1177/0894439310386557