APA (7th ed.) Citation

Keller, T., Sandin, M., Colombi, T., Horn, R., & Or, D. (2019). Historical increase in agricultural machinery weights enhanced soil stress levels and adversely affected soil functioning. Soil & tillage research, 194, 104293. https://doi.org/10.1016/j.still.2019.104293

Chicago Style (17th ed.) Citation

Keller, Thomas, Maria Sandin, Tino Colombi, Rainer Horn, and Dani Or. "Historical Increase in Agricultural Machinery Weights Enhanced Soil Stress Levels and Adversely Affected Soil Functioning." Soil & Tillage Research 194 (2019): 104293. https://doi.org/10.1016/j.still.2019.104293.

MLA (9th ed.) Citation

Keller, Thomas, et al. "Historical Increase in Agricultural Machinery Weights Enhanced Soil Stress Levels and Adversely Affected Soil Functioning." Soil & Tillage Research, vol. 194, 2019, p. 104293, https://doi.org/10.1016/j.still.2019.104293.