Ecology and veterinary medicine V, "Hygienic and ecological problems in relation to veterinary medicine" : international scientific conference (September 18-19, 2002-UVM Košice, The Slovak republic) / selected by Miloslav Ondrašovič Vol. 46 no. 2, suppl. 2002. Košice : Univerzita veterinárskeho lekárstva, 2002. 64 s., il. [1, z toho voľných 0, prezenčne 1]