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| Cattuto,Loreto,Pietronero, Semiotic dynamics and collaborative tagging, 2007 | :: | 5 |
| Cattuto, Semiotic dynamics in online social communities, 2006 | :: | |
| Ferrer-i-Cancho, When language breaks into pieces: A conflict between communication through isolated signals and language, 2006 | :: | 1 |