@article{Stojanovi__2013,
title={Comparative study of Serbian Miocene coals — Insights from biomarker composition},
volume={107},
ISSN={0166-5162},
url={http://dx.doi.org/10.1016/j.coal.2012.09.009},
DOI={10.1016/j.coal.2012.09.009},
journal={International Journal of Coal Geology},
publisher={Elsevier BV},
author={Stojanović,
Ksenija and Životić,
Dragana},
year={2013},
month=mar,
pages={3–23} }