GURGEN, G. Impact of acid precipitation on historical monuments and statues. Global Journal of Design Art and Education, [S. l.], v. 7, n. 1, p. 2–6, 2017. DOI: 10.18844/gjae.v7i1.1829. Disponível em: https://un-pub.eu/ojs/index.php/gjae/article/view/1829. Acesso em: 29 apr. 2024.