APA (7th ed.) Citation

Kalugina, N. A., & Feldman, E. P. (2014). Development of main cracks in a gas-saturated coal bed at the stationary pushing of coalface.

Chicago Style (17th ed.) Citation

Kalugina, N. A., and E. P. Feldman. Development of Main Cracks in a Gas-saturated Coal Bed at the Stationary Pushing of Coalface. 2014.

MLA (8th ed.) Citation

Kalugina, N. A., and E. P. Feldman. Development of Main Cracks in a Gas-saturated Coal Bed at the Stationary Pushing of Coalface. 2014.

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