Investigation of Radon Gas Diffusion through Thermocol Sheet: Effect of Thickness. Indian Journal of Pure & Applied Physics (IJPAP), [S. l.], v. 61, n. 6, p. 472–477, 2023. DOI: 10.56042/ijpap.v61i6.2422. Disponível em: https://or.niscpr.res.in/index.php/IJPAP/article/view/2422. Acesso em: 13 may. 2026.