TUNYTSYA , Yuriy. METHODOLOGY FOR ECOLOGICAL ECONOMIC SYSTEM EFFICIENCY EVALUATION. Forestry, Forest, Paper and Woodworking Industry, [S. l.], v. 35, p. 7–18, 2009. DOI: 10.36930/. Disponível em: https://forest-woodworking.nltu.edu.ua/index.php/journal/article/view/279.. Acesso em: 18 jul. 2026.