Christidis, G. E. “LAYER CHARGE AND CHARGE DISTRIBUTION OF SMECTITES: A PARAMETER WHICH CONTROLS IMPORTANT PHYSICAL PROPERTIES OF BENTONITES”. Bulletin of the Geological Society of Greece 40, no. 2 (January 1, 2007): 690–699. Accessed April 26, 2024. https://ejournals.epublishing.ekt.gr/index.php/geosociety/article/view/16357.