Jordanova, M., K. Rebok, A. Spasova, and D. Roganovic Zafirova. “Gill Lesions in Prespa Barbel (<i>Barbus prespensis</i≫) Inhabiting a Polluted Area of Lake Prespa”. Archives of Biological Sciences, vol. 69, no. 2, May 2017, pp. 285-9, https://serbiosoc.org.rs/arch/index.php/abs/article/view/303.