@article{Kokocińska:2018,
author
=
"M.Kokocińska and M.Puziak",
title
=
"Regional income differences and their evolution after EU accession. The evidence from Visegrad countries",
journal
=
"Journal of Competitiveness",
volume
=
"Vol. 10",
number
=
"no. 4",
pages
=
"85--101",
year
=
"2018",
}