1. 1. Steshenko V, editor. [Demographic crisis in Ukraine. Problems of research, sources, components, directions of counteraction]. Kyiv: Institute of Economics of the National Academy of Sciences of Ukraine; 2001. 560 p. Ukrainian.
2. 2. Hladun OM; Ptoukha Institute for Demography and Social Studies of the National Academy of Sciences of Ukraine. [Essays on demographic history of Ukraine of the twentieth century]. Kyiv, 2018. 224 p. Ukrainian.
3. 3. Krimer BO. [Transformation of fertility in Ukraine in the early stages of demographic transition]. Demography and Social Economy. 2018; 2:(33):67-81. Ukrainian.
4. 4. Likhtarev IA., Kovgan LM., Ivanova OM., Masiuk SV., Chepurny MI, Boyko ZN, Gerasymenko VB., Tereshchenko SA., Kortushin GI., Marcenjyk OD., Kravchenko IG., Gubina IG. [Integrated dosimetric passportization of settlements of Ukraine and reconstruction of individualized doses of the Ukrainian State Register of persons affected by Chornobyl accident (experience, results and prospects)]. Journal of the Academy of Medical Sciences of Ukraine. 2016; 22:208-21. Ukrainian.
5. 5. Bazyka DA. [Thirty years of the Chornobyl disaster: radiological and medical implications. National report of Ukraine]. Kyiv; 2016. 177 p. Available from: http://nrcrm.gov.ua/publications/monographs/(national_dopovid_2016_new.pdf). Ukrainian.