@article{Pilawa:2009,
author
=
"B.Pilawa and A.Więckowski and B.Trzebicka and T.Budinova and N.Petrov",
title
=
"Two-component EPR spectra of anthracite : observations of the oxidized modification",
journal
=
"Erdöl und Kohle Erdgas Petrochemie - Hydrocarbon Technology",
volume
=
"Jahrg. 46",
number
=
"H. 3",
pages
=
"118--122",
year
=
"1993",
}