1.
Krengel F, Bernhofer C, Chalov S, Efimov V, Efimova L, Gorbachova L, et al. Challenges for transboundary river management in Eastern Europe – three case studies. DIE ERDE [Internet]. 2018 Sep. 27 [cited 2024 Oct. 22];149(2-3):157-72. Available from: https://die-erde.de/index.php/die-erde/article/view/389