APA (7th ed.) Citation

Levchenko, O. G., Lukjanenko, A. O., & Polukarov, J. O. (2011). Concentration of carbon oxide and nitrogen dioxide in air of working zone in covered electrode arc welding.

Chicago Style (17th ed.) Citation

Levchenko, O. G., A. O. Lukjanenko, and Ju. O. Polukarov. Concentration of Carbon Oxide and Nitrogen Dioxide in Air of Working Zone in Covered Electrode Arc Welding. 2011.

MLA (8th ed.) Citation

Levchenko, O. G., et al. Concentration of Carbon Oxide and Nitrogen Dioxide in Air of Working Zone in Covered Electrode Arc Welding. 2011.

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