@ARTICLE{
author={Rackovic K,Nikolic Silvana M,Kotrc P},
year={2009},
title={Improving Algorithm for Automatic Spectra Processing},
journal={PROCEEDINGS OF THE XV NATIONAL CONFERENCE OF ASTRONOMERS OF SERBIA},
volume={86},
number={},
pages={293-296},
document_type={Proceedings Paper},
} 

@ARTICLE{
author={Milic Ivan,Dejanic S,Kotrc P},
year={2009},
title={On Estimation of the Optical Thickness of Solar Prominences},
journal={PROCEEDINGS OF THE XV NATIONAL CONFERENCE OF ASTRONOMERS OF SERBIA},
volume={86},
number={},
pages={283-286},
document_type={Proceedings Paper},
}