temperature. ultrasonic. measurement. monitoringHalper, Christian Application of ultrasonic method for measuring the sound velocity in a medium to determine the temperature change and fluctuations / aut. Christian Halper, Ján Iľko, Miroslav Rusko. -- 2-s2.0-85060099178. Iľko, Ján, 1976-. Rusko, Miroslav, 1953- In: Annals of DAAAM 2018. -- 1. vyd.. -- 85 s.. -- ISSN 2304-1382. -- 978-3-902734-21-1 DAAAM International Symposium.. -- Vienna : DAAAM International, 2018. -- S. 0687-0697.