INDUTNY Володимир, MEREZHK Ніна, and PIRKOVICH Катерина. 2017. “afety of ultural onuments from etals”. NTERNATIONAL CIENTIFIC-RACTICAL OURNAL OMMODITIES ND ARKETS 23 (1):36-49. https://journals.knute.edu.ua/commodities-and-markets/article/view/1094.