APA (7th ed.) Citation

Usenko, O. V. (2018). The development of the Ukrainian Shield was 2.72.3 billion years ago. Facts and preliminaty conclusions.

Chicago Style (17th ed.) Citation

Usenko, O. V. The Development of the Ukrainian Shield Was 2.72.3 Billion Years Ago. Facts and Preliminaty Conclusions. 2018.

MLA (8th ed.) Citation

Usenko, O. V. The Development of the Ukrainian Shield Was 2.72.3 Billion Years Ago. Facts and Preliminaty Conclusions. 2018.

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