Stamoulis, K., M. Alexandropoulou, S Petsios, C. A. Papachristodoulou, C. Papadopoulou, and K. G. Ioannides. 2019. “A Preliminary Study of Mosses As Biomonitors of 137Cs Activity in the Air of Ioannina City”. HNPS Advances in Nuclear Physics 23 (March):159-61. https://doi.org/10.12681/hnps.1896.