@article{Pilawa:2009,
author
=
"B.Pilawa and A.Więckowski",
title
=
"EPR studies of thermally decomposed macerals",
journal
=
"Karbo",
volume
=
"R. 47",
number
=
"nr 5",
pages
=
"140--142",
year
=
"2002",
}