ULKO, Yevhenii, 		KUCHER, Anatolii, 		SALKOVA, Iryna, AND 		PRIAMUKHINA, Nataliia.
" Management of Soil Fertility Based on Improvement Methodological Approach to Evaluation of Arable Land: Case of Ukraine" <em>Journal of Environmental Management and Tourism</em> [Online], Volume 9 Number 7 (4 March 2019)