@article{JGAA_2015_19_2_a2,
     author = {Arlind Nocaj and Mark Ortmann and Ulrik Brandes},
     title = {Untangling the {Hairballs} of {Multi-Centered,} {Small-World} {Online} {Social} {Media} {Networks}},
     journal = {Journal of Graph Algorithms and Applications},
     pages = {595--618},
     publisher = {mathdoc},
     volume = {19},
     number = {2},
     year = {2015},
     doi = {10.7155/jgaa.00370},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.7155/jgaa.00370/}
}