Szalkay, Cs. “The Region of Sebes-Körös and Holt-Sebes-Körös As Sample Areas of the Water Framework Directive”. Hungarian Journal of Industry and Chemistry 39, no. 2 (September 1, 2011): 301–303. Accessed April 27, 2024. https://hjic.mk.uni-pannon.hu/index.php/hjic/article/view/428.