L. J. Sullivan Sullivan, L. J., Moore, T. C., Aneja, V. P., Robarge, W. P., Pierce, T. E., Geron, C., & Gay, B. (1996). Environmental variables controlling nitric oxide emissions from agricultural soils in the southeast United States. ATMOSPHERIC ENVIRONMENT, 30(21), 3573–3582. https://doi.org/10.1016/1352-2310(96)00086-6