TY JOUR TI Questionnaire ‘psychological safety of the professional activity subject’: development and standardization KW psychological safety of the professional activity subject KW component KW structure KW questionnaire development KW standardisation KW psychometric indicators KW scale KW concept operationalisation KW empirical verification KW theoretical construct JO Vestnik of the St. Petersburg University of the Ministry of Internal Affairs of Russia AU Krasnoshtanova, N.N. AU Agapov, V.S. PY 2025 IS 2025 PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION