KRENGEL, Fabian et al. Challenges for transboundary river management in Eastern Europe – three case studies. DIE ERDE – Journal of the Geographical Society of Berlin, [S. l.], v. 149, n. 2-3, p. 157–172, 2018. Disponível em: https://www.die-erde.org/index.php/die-erde/article/view/389. Acesso em: 20 apr. 2024.