M. Ciepliński, M. Kasprzak, M. Grandtke, and M. J. Giertych, “Pattern of secondary infection with Saprolegnia spp. in wild spawners of UDN-affected sea trout Salmo trutta m. trutta (L.), the Słupia River, N Poland”, OandHS, vol. 47, no. 3, pp. 230–238, Sep. 2018.