KHIEM, L. H. et al. The Study of Air Pollution of Metal Elements in Hanoi, Hung Yen and Dong Nai Using Barbula Indica Moss. <b>Communications in Physics</b>, <i>[S. l.]</i>, v. 29, n. 3SI, p. 401, 2019. DOI: 10.15625/0868-3166/29/3SI/14329. Disponível em: https://vjs.ac.vn/cip/article/view/14329. Acesso em: 2 jan. 2026.