00689naa#a2200193#i#450# EN\\bibl\44275 20250101155846.3 2658-4026 20210701b2021####ek#y0engy0150####ca RU Forming professional competencies of specialists in the labour safety field at conducting virtual excursions Journal article Bryansk Bryansk State Technical University 2021 6 с. Journal article local Экономика. Экономические науки. 33 Kopeliovich Dmitriy Igorevich Zimin Sergey Nikolaevich Kondratenko Roman Viktorovich zh-szf.ru