APA (7th ed.) Citation

Pylypenko, M., & Drobyshevskaya, A. (2013). Purification of hafnium from oxygen and nitrogen. Физическая инженерия поверхности.

Chicago Style (17th ed.) Citation

Pylypenko, M.M, and A.A Drobyshevskaya. "Purification of Hafnium from Oxygen and Nitrogen." Физическая инженерия поверхности 2013.

MLA (8th ed.) Citation

Pylypenko, M.M, and A.A Drobyshevskaya. "Purification of Hafnium from Oxygen and Nitrogen." Физическая инженерия поверхности, 2013.

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