Geraldo RR, Paschuk SA, Barreto RC, Corrêa JN, Zahn GS, Cardoso da Silva PS, Malagi da Silva AC, Narloch DC, Araujo IC. Application of semi-empirical model for the evaluation of radium activity in phosphogypsum used as component of clinker. Braz. J. Rad. Sci. [Internet]. 2021 Apr. 30 [cited 2024 Oct. 6];9(1A). Available from: https://bjrs.org.br/revista_33014/index.php/REVISTA/article/view/1518