Labutina, N. D.; Osepchuk, D. V.; Yurin, D. A.; Yurina, N. A.; Khorin, B. V.; Kulova, D. D. Comparative Analysis of the Chemical Composition of Bottom Sediments of Freshwater Basins of the Krasnodar Territory for Use As a Raw Material for Agricultural Production. AmazInv 2019, 8, 668-673.