@article{Pilawa:2009,
author
=
"B.Pilawa and A.Więckowski",
title
=
"Comparative e.p.r. analysis of interactions between macerals and atmospheric oxygen",
journal
=
"Fuel",
volume
=
"Vol. 76",
number
=
"no 12",
pages
=
"1173--1177",
year
=
"1997",
}