DANIHELOVÁ, Anna - GERGEĽ, Tomáš - NĚMEC, Miroslav. Program for calculation airborne and impact sound insulation building elements. In 22nd Conference of Slovak physicists : 5.-8.9.2016 Technical University, Kosice. - Košice : Slovak Physical Society, 2016. ISBN 978-80-89855-01-8, p. 45-46. KEGA 003TU Z-4/2015.