A. Bernal, J. Montaño, R. Sánchez, Y. Albarrán, and F. Forero, “Evaluation of organic materials and liming on exchangeable bases of an acid sulphate soil at greenhouse conditions”, Temas Agrarios, vol. 19, no. 1, pp. 19–31, Aug. 2016, doi: 10.21897/rta.v19i1.722.