Chavarria, A., J. I. . Golzarri, and G. Espinosa. “Radon Dose Determination and Radiological Risk in Some Mexican Caves With CR-39 Detectors”. Journal of Nuclear Physics, Material Sciences, Radiation and Applications, vol. 8, no. 2, Feb. 2021, pp. 169-75, doi:10.15415/jnp.2021.82022.