APA (7th ed.) Citation
Hufkens, K., Melaas, E. K., Mann, M. L., Foster, T., Ceballos, F., Robles, M., & Kramer, B. (2019). Monitoring crop phenology using a smartphone based near-surface remote sensing approach. Elsevier.
Chicago Style (17th ed.) Citation
Hufkens, Koen, Eli K. Melaas, Michael L. Mann, Timothy Foster, Francisco Ceballos, Miguel Robles, and Berber Kramer. Monitoring Crop Phenology Using a Smartphone Based Near-surface Remote Sensing Approach. Elsevier, 2019.
MLA (9th ed.) Citation
Hufkens, Koen, et al. Monitoring Crop Phenology Using a Smartphone Based Near-surface Remote Sensing Approach. Elsevier, 2019.
Warning: These citations may not always be 100% accurate.