doi:10.1140/epjds/s13688-015-0042-4engÁlvarez Baños, RaquelGarcía Álvarez, DavidMoreno Vega, YamirSchweitzer, F.Sentiment cascades in the 15M movementART-2015-907992015http://zaguan.unizar.es/record/4657510.1140/epjds/s13688-015-0042-4http://zaguan.unizar.es/record/46575oai:zaguan.unizar.es:46575info:eu-repo/grantAgreement/EUR/FP7/ICT-MULTIPLEX-317532EPJ Data Science 4, 1 (2015), 1-13byhttp://creativecommons.org/licenses/by/3.0/es/info:eu-repo/semantics/openAccess