@misc{Akopyan_V._B._Thresholds_1983,
 author={Akopyan, V. B.},
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Prace IPPT IFTR REPORTS},
 howpublished={online},
 year={1983},
 publisher={Instytut Podstawowych Problemów Techniki Polskiej Akademii Nauk},
 language={eng},
 type={Text},
 title={Thresholds of biological action of ultrasound},
 URL={http://rcin.org.pl/Content/6404/PDF/WA727_10079_57027-10-1983_Akopyan-2.pdf},
 keywords={Ultradźwięki - zastosowanie w diagnostyce [KABA]},
}