@ARTICLE{Fujimoto_K._Estimation_2012,
 author={Fujimoto, K. and Kasprzak, W. and Hamada, N.},
 volume={60},
 number={No 1},
 journal={Bulletin of the Polish Academy of Sciences Technical Sciences},
 pages={71-81},
 howpublished={online},
 year={2012},
 title={Estimation and tracking of fundamental, 2nd and 3d harmonic frequencies for spectrogram normalization in speech recognition},
 URL={http://www.journals.pan.pl/Content/83479/PDF/11_paper.pdf},
 doi={10.2478/v10175-012-0011-z},
}