Giouri, K., Papadopoulos, A., Bourliva, A., Tzamos, E., Papadopoulou, L. and Filippidis, A. 2013. Trace element content and morphological characteristics in microscale of commercially available clays used as cosmetic products. Bulletin of the Geological Society of Greece. 47, 2 (Jan. 2013), 812–817. DOI:https://doi.org/10.12681/bgsg.11117.