TY JOUR TI EXPERIMENTAL JUSTIFICATION METHODOLOGY OF THE HYGIENE REGULATION OF JOINTLY OPERATING HARMFUL FACTORS AS A SYSTEM OF INTERRELATED METHODS KW harmful factors KW joint action KW hygienic regulations KW methodology JO Modern Technologies and Scientific and Technological Progress AU Katul'skiy, Y.N. PY 2022 IS 2022 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»