Manahilova, Dorina. “MANAGEMENT OF THE OCCUPATIONAL RISK FROM EXPOSURE TO NOISE IN THE WORKING ENVIRONMENT OF AIRPORT GROUND PERSONNEL THROUGH NOISE REDUCTION AT THE SOURCE - CURRENT STATUS AND TRENDS IN THE LEGISLATION OF THE EUROPEAN UNION AND THE REPUBLIC OF BULGARIA”. KNOWLEDGE - International Journal , vol. 58, no. 4, June 2023, pp. 611-5, https://ikm.mk/ojs/index.php/kij/article/view/6151.