HORVÁTH, Cs., et al. “VARIABILITY AND TRENDS IN THE VIȘEU RIVER RUNOFF REGIME”. Studia Universitatis Babeș-Bolyai Geographia, vol. 61, no. 2, Sept. 2016, pp. 63-72, https://studia.reviste.ubbcluj.ro/index.php/subbgeographia/article/view/5647.