TY - JOUR T1 - The Goiânia radiological accident: a proposal for a didactic sequence on the use of mobile technologies in emergency preparedness and response today JO - Revista Brasileira de Ensino de Física A1 - Ramos, Max dos S. A1 - Razuck, Renata C.S.R. A1 - Razuck, Fernando Barcellos SN - 1806-1117 UL - 10.1590/1806-9126-RBEF-2025-0422 VL - 48 Y1 - 2026 PB - Brazil ER -