Polish Statistical Association
Central Statistical Office of Poland
Subject: Economics , Statistics & Probability
ISSN: 1234-7655
eISSN: 2450-0291
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Citation Information : Statistics in Transition New Series. Volume 16, Issue 2, Pages 323-324, DOI: https://doi.org/10.21307/stattrans-2015-018
License : (CC BY 4.0)
Published Online: 20-November-2017