Gomes, R. dos S., Gomes, J.D.R.L., da Costa, E.L.C., Costa, M.L. de L. and Thomé Filho, Z.D. 2019. Upgrading safety systems of industrial irradiation facilities. Brazilian Journal of Radiation Sciences. 7, 2A (Suppl.) (Feb. 2019). DOI:https://doi.org/10.15392/bjrs.v7i2A.665.