قنجراوي . خ. .; ناشد غ. . Preparation of PbS compound and studying the effect of doping with barium on some of its physical properties. Tishreen University Journal -Basic Sciences Series, [S. l.], v. 44, n. 1, p. 21–32, 2022. Disponível em: https://journal.tishreen.edu.sy/index.php/bassnc/article/view/12080. Acesso em: 7 may. 2024.