KIRAT, G. Nadir Toprak Elementleri ve Yatak Türleri. Euroasia Journal of Mathematics, Engineering, Natural & Medical Sciences, [S. l.], v. 9, n. 23, p. 25–31, 2022. DOI: 10.5281/zenodo.7130650. Disponível em: https://euroasiajournal.org/index.php/ejas/article/view/277. Acesso em: 26 şub. 2024.