TY JOUR TI System analysis of acoustic properties of voice sirens KW System analysis KW mathematical models KW fire alarm systems KW warning and evacuation control systems KW acoustic properties KW structure of the sound field KW evacuation in case of fire JO Modeling of systems and processes AU Epifanov, E.N. AU Asminin, V.F. AU Sazonova, S.A. PY 2024 IS 17 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov