@article{Skawińska:2020,
author
=
"E.Skawińska and R.Zalewski",
title
=
"Impact of coronavirus COVID-19 on the food system",
journal
=
"Acta Scientiarum Polonorum. Oeconomia",
number
=
"no. 19 (4)",
pages
=
"121--129",
year
=
"2020",
}