TRAKOONYINGCHAROEN, P., R. J. GILKES, and K. SANGKHASILA. “Factors Contributing to the Clay Dispersion and Aggregate Stability of Thai Oxisols”. Walailak Journal of Science and Technology (WJST), vol. 9, no. 1, Feb. 2012, pp. 19-30, https://wjst.wu.ac.th/index.php/wjst/article/view/204.