@inproceedings{inproceedings077ecce4, title = {Numerical simulation of 222Rn exhalation from phosphogypsum building blocks and accumulation inside a closed chamber}, author = {Rabi, José Antonio and Silva, Nivaldo Carlos da}, year = {2005}, publisher = {Associação Brasileira de Energia Nuclear}, booktitle = {Meeting on Reactor Physics and Thermal Hydraulics (XIV ENFIR} }