PETROVA, Desislava. INTELLIGENT, INNOVATIVE AND SUSTAINABLE INDUSTRY IN BULGARIA – PROSPECTS AND CHALLENGES. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 1, p. 210–215, 2019. DOI: 10.17770/etr2019vol1.4188. Disponível em: https://journals.rta.lv/index.php/ETR/article/view/4188.. Acesso em: 19 dec. 2024.