БОГОЛЮБОВ, В. М. The system of sustainable development as a theoretical basis for training of the future ecologists. Scientific Progress & Innovations, [S. l.], n. 4, p. 18–21, 2015. DOI: 10.31210/visnyk2015.04.04. Disponível em: https://journals.pdau.edu.ua/visnyk/article/view/421. Acesso em: 17 sep. 2025.