Robinson, N. J., Norng, S., Rees, D. B., Benke, K. K., & Davey, M. (2018). Assessment of Error Sources in Measurements of Field pH: Effect of Operator Experience, Test Kit Differences, and Time-Of-Day. Communications in Soil Science and Plant Analysis, 49(3), 269-285. https://doi.org/10.1080/00103624.2017.1395442
Chicago Style (17th ed.) CitationRobinson, Nathan J., Sorn Norng, David B. Rees, Kurt K. Benke, and Michelle Davey. "Assessment of Error Sources in Measurements of Field PH: Effect of Operator Experience, Test Kit Differences, and Time-Of-Day." Communications in Soil Science and Plant Analysis 49, no. 3 (2018): 269-285. https://doi.org/10.1080/00103624.2017.1395442.
MLA (9th ed.) CitationRobinson, Nathan J., et al. "Assessment of Error Sources in Measurements of Field PH: Effect of Operator Experience, Test Kit Differences, and Time-Of-Day." Communications in Soil Science and Plant Analysis, vol. 49, no. 3, 2018, pp. 269-285, https://doi.org/10.1080/00103624.2017.1395442.