ASSESSMENT OF THE FUNCTIONAL BEHAVIOUR OF PRECISION ENGINEERING WORKERS USING ULTRADIAN RHYTHMS OF HRV INDICATORS IN THE PREVENTION OF MAN-MADE DISASTERS СтатьяBashkireva Anastasia, Bashkireva Tatiana, Severin Alexander, Severina Evgeniya, Halab GaziE3S Web of Conferences. 2024. 01033 с.