@inproceedings{SKS18a,
 author = {Seebacher, Daniel and Keim, Daniel A. and Stein, Manuel},
 booktitle = {VGI Geovisual Analytics Workshop, 4th International Symposium on Big Data Visual and Immersive Analytics (BDVA 2018)},
 title = {Understanding Collective Behavior with the Concept of Core Clusters},
 year = {2018}
}