APA (7th ed.) Citation

Gordienko, I., Gordienko, V., & Zavgorodnyaya, O. (2018). Geothermal resources of Ukraine. Геофизический журнал.

Chicago Style (17th ed.) Citation

Gordienko, I.V, V.V Gordienko, and O.V Zavgorodnyaya. "Geothermal Resources of Ukraine." Геофизический журнал 2018.

MLA (8th ed.) Citation

Gordienko, I.V, et al. "Geothermal Resources of Ukraine." Геофизический журнал, 2018.

Warning: These citations may not always be 100% accurate.