APA (7th ed.) Citation
Ringl, C., Bringa, E. M., & Urbassek, H. M. (2012). Impact on porous targets: Penetration, crater formation, target compaction, and ejection. American Physical Society.
Chicago Style (17th ed.) Citation
Ringl, Christian, Eduardo Marcial Bringa, and Herbert M. Urbassek. Impact on Porous Targets: Penetration, Crater Formation, Target Compaction, and Ejection. American Physical Society, 2012.
MLA (9th ed.) Citation
Ringl, Christian, et al. Impact on Porous Targets: Penetration, Crater Formation, Target Compaction, and Ejection. American Physical Society, 2012.
Warning: These citations may not always be 100% accurate.