ZAYACHUK, M., ZAYACHUK, O. and ZABLOTOVSKA, N. (2017) “ECONOMIC AND MATHEMATICAL MODELING OF THE EFFICIENT LAND UTILIZATION IN THE FARM CULTURE OF UKRAINE”, Ekonomichna ta Sotsialna Geografiya. Kyiv, Ukraine, 77, pp. 19–24. doi: 10.17721/2413-7154/2017.77.19-24.