Zhu, Q., Y. Li, G. Liu, and M. Ozores-Hampton. “Determination of Carbonate Concentrations in Calcareous Soils With Common Vinegar Test: HS1262, Rev. 10/2021”. EDIS, vol. 2021, no. 5, Oct. 2021, doi:10.32473/edis-hs1262-2021.