Schifanella, Rossano, Barrat, Alain, Cattuto, Ciro, Markines, Benjamin, Menczer, Filippo ; Davison, Brian D., Suel, Torsten, Craswell, Nick, Liu, Bing: Folks in Folksonomies: social link prediction from shared metadata.. In: WSDM : ACM, 2010. - ISBN 978-1-60558-889-6, S. 271-280