00378nam a2200121Ia 4500008004100000245012200041260002400163260000900187300000800196500000900204650002300213650002000236170224s9999    xx            000 0 und d  aValence-based homophily on Twitter: Network Analysis of Emotions and Political Talk in the 2012 Presidential Election  bNew Media & Society  c2016  a18:  a2016  xCommunication Arts  xMultimedia Arts