SYDORENKO О., BOLILA Н., and BELINSKA С. “he ineral omposition of the lack ea ogfish (Squalus canthias)”. NTERNATIONAL CIENTIFIC-RACTICAL OURNAL OMMODITIES ND ARKETS, vol. 33, no. 1, Feb. 2020, pp. 47-55, doi:10.31617/tr.knute.2020(33)05.