APA (7th ed.) Citation

Urbach, E., Pervukhina, M., Bischof, L., & na. (2011). Segmentation of cracks in shale rock. na.

Chicago Style (17th ed.) Citation

Urbach, E., Marina Pervukhina, L. Bischof, and na. Segmentation of Cracks in Shale Rock. na, 2011.

MLA (9th ed.) Citation

Urbach, E., et al. Segmentation of Cracks in Shale Rock. na, 2011.