APA (7th ed.) Citation

Conde, M. C., Caldeira, L., & Lopes, M. G. (2010). Stiffness methods for compaction control: The geogauge device.

Chicago Style (17th ed.) Citation

Conde, M. C., L. Caldeira, and M. G. Lopes. Stiffness Methods for Compaction Control: The Geogauge Device. 2010.

MLA (8th ed.) Citation

Conde, M. C., et al. Stiffness Methods for Compaction Control: The Geogauge Device. 2010.