@misc{Stelmasiak_Jerzy_(1956-_)._Environmental,
 author={Stelmasiak, Jerzy (1956- ).},
 howpublished={online},
 publisher={UMCS},
 language={eng},
 type={artykuł},
 title={Environmental protection law in Poland},
 keywords={Środowisko -- prawo -- Polska.},
}