LIEPLAPA, Liga; BLUMBERGA, Dagnija. Using of Indicators for Environmental Impact Assessment in Latvia and Necessity for Indicators Validation. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 1, p. 139–145, 2015. DOI: 10.17770/etr2011vol1.904. Disponível em: https://journals.rta.lv/index.php/ETR/article/view/904.. Acesso em: 21 nov. 2024.