de Jesus, Selma Parente, Jardel Lemos Thalhofer, Paula Selvatice Pereira Teles, and Ademir Xavier da Silva. 2021. “Use of Image Pro Plus 7 Software to Determine the Densities of a Radiographic Film”. Instituto De Engenharia Nuclear: Progress Report, no. 4 (August). https://revistas.ien.gov.br/index.php/ienprogressreport/article/view/503.