PRELIMINARY INVESTIGATIONS OF GOETHITE AND MONAZITE FROM SIVEC, REPUBLIC OF NORTH MACEDONIA. Geologica Macedonica, [S. l.], v. 34, n. 1, p. 15–22, 2020. Disponível em: https://js.ugd.edu.mk/index.php/GEOLMAC/article/view/3563. Acesso em: 5 may. 2026.