M. Manychova, J. Stulirova, D. Pospisilova. SUSTAINABLE URBAN AREAS WITHIN MONITORING OF BUILDING STRUCTURES BY NONLINEAR ULTRASONIC SPECTROSCOPY. 5th International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM 2018, 2018, pp. 511-518. https://doi.org/10.5593/sgemsocial2018/5.2/S20.064