Introduction
Crossref DOI link: https://doi.org/10.1007/s00181-014-0889-4
Published Online: 2014-12-05
Published Print: 2015-02
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Kumbhakar, Subal C.
Parmeter, Christopher F.
Text and Data Mining valid from 2014-12-05
