Demiaszkiewicz, A. W., Pyziel, A. M., Kuligowska, I. ., & Lachowicz, J. (2010). Parasitoses of the European bison caused by nematodes located in the large intestine. European Bison Conservation Newsletter, 3, 69–74. Retrieved from http://ojs.wisent.org/index.php/czasopismo/article/view/149