1. A borjak adenovirus okozta tüdö-bélgyulladása;Áldásy;Magy. Állatorv. Lapja,1964
2. Immunization experiments on calves with type 4 bovine adenovirus;Bartha;Acta Vet. Hung.,1967
3. Isolation of reovirus type 1 from lambs showing respiratory and intestinal symptoms;Belák;Arch. Gesamte Virusforsch.,1974
4. Characterization of an ovine strain of parainfluenza-3 virus isolated from sheep showing respiratory disease;Belák;Acta Vet. Hung.,1974
5. Pneumoenteritis of lambs caused by adenovirus;Belák;Acta Vet. Hung.,1974