Lokoska, Lenče, and Vera Novevska. “Influence of the Anthropogenic Factor to the Water Quality of the Tributaries and the Littoral Zone of Lake Ohrid”. Macedonian Journal of Ecology and Environment 5, no. 2 (December 31, 1997): 67–71. Accessed April 28, 2024. https://mjee.org.mk/index.php/mjee/article/view/53.