Preliminary Investigations of Fluoride Content in the Water of Three Main Lakes in the Republic of Macedonia. Geologica Macedonica, [S. l.], v. 26, n. 1, p. pp.81–86, 2013. Disponível em: https://js.ugd.edu.mk/index.php/GEOLMAC/article/view/653. Acesso em: 4 may. 2026.