Correspondence
Crossref DOI link: https://doi.org/10.1007/s12519-015-0007-5
Published Online: 2015-01-28
Published Print: 2015-02
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Fanni, Daniela
Faa, Gavino
Text and Data Mining valid from 2015-01-28