JJ, P., DB, A., SM, I., CA, M., & TJ, B. (2015). Estimation of biomass and canopy height in bermudagrass, alfalfa, and wheat using ultrasonic, laser, and spectral sensors. Sensors (Basel, Switzerland), 15(2), 2920. https://doi.org/10.3390/s150202920
Chicago Style (17th ed.) CitationJJ, Pittman, Arnall DB, Interrante SM, Moffet CA, and Butler TJ. "Estimation of Biomass and Canopy Height in Bermudagrass, Alfalfa, and Wheat Using Ultrasonic, Laser, and Spectral Sensors." Sensors (Basel, Switzerland) 15, no. 2 (2015): 2920. https://doi.org/10.3390/s150202920.
MLA (9th ed.) CitationJJ, Pittman, et al. "Estimation of Biomass and Canopy Height in Bermudagrass, Alfalfa, and Wheat Using Ultrasonic, Laser, and Spectral Sensors." Sensors (Basel, Switzerland), vol. 15, no. 2, 2015, p. 2920, https://doi.org/10.3390/s150202920.