@InCollection{Małecki:2006,
author
=
"A.Małecki",
title
=
"Application of gas fuels in Poland",
pages
=
"83--101",
year
=
"2006",
booktitle
=
"Biomass, biogas, heat, electric and mechanical energy ISBN: 8388609130",
editor
=
"ed. by A. Małecki",
publisher
=
"University of Zielona Góra",
address
=
"Zielona Góra",
}