ЛИТВИН, В. П. Collimators and coded masks in gamma tomography. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 4, n. 5(52), p. 51–54, 2011. DOI: 10.15587/1729-4061.2011.1407. Disponível em: https://journals.uran.ua/eejet/article/view/1407. Acesso em: 17 jul. 2024.