Edvard Zharsky: Askaniia-Nova Biosphere Reserve 2009. Canadian Institute of Ukrainian Studies, Univ. of Toronto, encyclopediaofukraine.com. Viitattu 4.9.2022. (englanniksi)
Black Sea Biosphere Reserve 2009. Canadian Institute of Ukrainian Studies, Univ. of Toronto, encyclopediaofukraine.com. Viitattu 4.9.2022. (englanniksi)
Volodymyr Kricsfalusy: Gorgany Nature Reserve 2008. Canadian Institute of Ukrainian Studies, Univ. of Toronto, encyclopediaofukraine.com. Viitattu 4.9.2022. (englanniksi)
Serhiy Bilenky: Kaniv Nature Reserve 2021. Canadian Institute of Ukrainian Studies, Univ. of Toronto, encyclopediaofukraine.com. Viitattu 4.9.2022. (englanniksi)
Kara-Dag Nature Reserve 1989. Canadian Institute of Ukrainian Studies, Univ. of Toronto, encyclopediaofukraine.com. Viitattu 4.9.2022. (englanniksi)
Luhansk Nature Reserve 1993. Canadian Institute of Ukrainian Studies, Univ. of Toronto, encyclopediaofukraine.com. Viitattu 4.9.2022. (englanniksi)
Polisia Nature Reserve 1993. Canadian Institute of Ukrainian Studies, Univ. of Toronto, encyclopediaofukraine.com. Viitattu 4.9.2022. (englanniksi)
Ihor Masnyk: Ukrainian Steppe Nature Reserve 1993. Canadian Institute of Ukrainian Studies, Univ. of Toronto, encyclopediaofukraine.com. Viitattu 4.9.2022. (englanniksi)