APA (7th ed.) Citation

Symulyk, V. M., & Hordiievych, I. O. (2019). Symmetries of relativistic hydrogen atom.

Chicago Style (17th ed.) Citation

Symulyk, V. M., and I. O. Hordiievych. Symmetries of Relativistic Hydrogen Atom. 2019.

MLA (8th ed.) Citation

Symulyk, V. M., and I. O. Hordiievych. Symmetries of Relativistic Hydrogen Atom. 2019.

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