Misc (Rubin2011)
Rubin, T. N.; Chambers, A.; Smyth, P. & Steyvers, M.
Statistical Topic Models for Multi-Label Document Classification
2011

Article (carpena:035102)
Carpena, P.; Bernaola-Galván, P.; Hackenberg, M.; Coronado, A. V. & Oliver, J. L.
Level statistics of words: Finding keywords in literary texts and symbolic sequences
Physical Review E (Statistical, Nonlinear, and Soft Matter Physics), APS, 2009, 79, 035102