@article{Żukowski_Marian_[Preface]_2018,
 author={Żukowski, Marian},
 number={No 1},
 howpublished={online},
 journal={Finanse},
 year={2018},
 publisher={Komitet Nauk o Finansach PAN},
 title={[Preface]},
 type={Introduction},
}