@misc{Sienkiewicz_Łukasz_Concept,,
 author={Sienkiewicz, Łukasz},
 copyright={Gdańsk University of Technology Library},
 howpublished={online},
 publisher={published by the author},
 language={eng},
 type={thesis},
 title={Concept, implementation and analysis of the piezoelectric resonant sensor/actuator for measuring the aging process of human skin},
 keywords={piezoelectricity, skin, skin aging, thesis},
}