RAPID GIS-BASED MODEL FOR VULNERABILITY ASSESSMENT OF MEDICINAL PLANTS: A CASE STUDY OF THE VARNA DISTRICT (NORTH-EASTERN BULGARIA). ENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference, [S. l.], v. 1, p. 589–593, 2025. DOI: 10.17770/etr2025vol1.8698. Disponível em: https://archive-journals.rtu.lv/etr/article/view/5017.. Acesso em: 11 mar. 2026.