Papachristodoulou, C. A., P. A. Assimakopoulos, and N.-H. J. Gangas. “Enhancing Radiostrontium Uptake by a Pillared Montmorillonite, Modified by Organic Acids”. HNPS Advances in Nuclear Physics, vol. 11, Dec. 2019, doi:10.12681/hnps.2201.