PIRKOVICH К. “he endencies in the ewelry arket in the epublic of erbia”. NTERNATIONAL CIENTIFIC-RACTICAL OURNAL OMMODITIES ND ARKETS, vol. 12, no. 2, Dec. 2011, pp. 13-18, https://journals.knute.edu.ua/commodities-and-markets/article/view/1486.