Кременчуг, Иван, Вячеслав Трач, and Светлана Лайтер-Москалюк. 2020. “ INFLUENCE OF DIFFERENT LIGHTING SOURCES ON QUARRY BLOOD INDICATORS”. SWorldJournal 7 (06-07):56-60. https://doi.org/10.30888/2663-5712.2020-06-07-124.