@ARTICLE{Dems_K._Structural_2011,
 author={Dems, K. and Turant, J.},
 volume={59},
 number={No 1},
 journal={Bulletin of the Polish Academy of Sciences Technical Sciences},
 pages={27-32},
 howpublished={online},
 year={2011},
 title={Structural damage identification using frequency and modal changes},
 URL={http://www.czasopisma.pan.pl/Content/83263/PDF/05_paper.pdf},
 doi={10.2478/v10175-011-0005-2},
}