[1]
R. C. Barreto, A. F. N. Perna, D. C. Narloch, F. Del Claro, J. N. Correa, and S. A. Paschuk, “Determining radium-226 concentration from radon-222 emanation in building materials: a theoretical model”, Braz. J. Rad. Sci., vol. 7, no. 2A (Suppl.), Feb. 2019.