@ARTICLE{
author={Sabic Ernest,Tufegdzija Mirko},
year={2020},
title={Material Opportunities as a Determinant of Physical Activity of Middle-Aged Persons in Republic of Srpska},
journal={CASOPIS ZA EKONOMIJU I TRZISNE KOMUNIKACIJE},
volume={10},
number={1},
pages={65-80},
document_type={Article},
}