Authors
N. K. Pawlak
Institute of Physics, Faculty of Physics, Astronomy and Informatics, Nicolaus Copernicus University in Toruń, Toruń, Poland
A. Timar-Gabor
Faculty of Environmental Science and Engineering, Department of Environmental Analysis and Engineering, Babeş-Bolyai University, Cluj-Napoca, Romania
Interdisciplinary Research Institute on Bio-Nano-Sciences, Center of Environmental Radioactivity and Nuclear Dating, Babeş-Bolyai University, Cluj-Napoca, Romania
A. Chruścińska
Institute of Physics, Faculty of Physics, Astronomy and Informatics, Nicolaus Copernicus University in Toruń, Toruń, Poland