Biological effects and safety aspects of nuclear magnetic resonance imaging and spectroscopyRichard L. Magin, Bertil Persson · First published 1992Open the Tome
55Fe, 90Sr, 134Cs, 137Cs and 210Pb in the biosphereR. Bertil R. Persson · First published 1970Open the Tome
Kulter, sekter, samfundBo R. Ståhl, Bertil Persson, Lennart Ejerfeldt · First published 1970Open the Tome
