@ARTICLE{
author={Markovic Zoran S,Ivanov-Petrovic Vesna,Gutman Ivan},
year={2003},
title={Extremely branched alkanes},
journal={JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM},
volume={629},
number={},
pages={303-306},
document_type={Article},
} 

@ARTICLE{
author={Gutman Ivan,Ivanov-Petrovic Vesna,Dias JR},
year={2000},
title={Cyclic conjugation in total resonant sextet benzenoid hydrocarbons},
journal={POLYCYCLIC AROMATIC COMPOUNDS},
volume={18},
number={2},
pages={221-229},
document_type={Article},
}