APA (7th ed.) Citation

Petryna, Y. D., Yakym, I. S., Kret, N. V., & Nykyforchyn, Y. M. (2015). Contact durability of arm pins races of three-cone rock bits.

Chicago Style (17th ed.) Citation

Petryna, Yu. D., I. S. Yakym, N. V. Kret, and Yu. M. Nykyforchyn. Contact Durability of Arm Pins Races of Three-cone Rock Bits. 2015.

MLA (8th ed.) Citation

Petryna, Yu. D., et al. Contact Durability of Arm Pins Races of Three-cone Rock Bits. 2015.

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