FROLOVA, L.; KAUZENA, D. Assessment methods for impact of environmentally friendly entrepreneurship and driving forces to the quality of environment. Mathematical Modelling and Analysis, [S. l.], v. 7, n. 1, p. 33–40, 2002. DOI: 10.3846/13926292.2002.9637175. Disponível em: https://journals.vilniustech.lt/index.php/MMA/article/view/9826. Acesso em: 9 may. 2025.