Khomenko, I.M. and Zakladna, N.V. 2019. Improving the system of radiation and hygienic monitoring of environmental objects in the areas of observation of Ukrainian nuclear power plants as a fundamental of radiation safety. Medicni perspektivi. 24, 1 (Apr. 2019), 80–86. DOI:https://doi.org/10.26641/2307-0404.2019.1.162313.