APA (7th ed.) Citation

Tarhonskyi, A. L., & Tarhonska, I. I. (2020). Extreme problem for a mosaic system of points.

Chicago Style (17th ed.) Citation

Tarhonskyi, A. L., and I. I. Tarhonska. Extreme Problem for a Mosaic System of Points. 2020.

MLA (8th ed.) Citation

Tarhonskyi, A. L., and I. I. Tarhonska. Extreme Problem for a Mosaic System of Points. 2020.

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