LITERÁK, I., ŠMÍD, B., DUSBÁBEK, F., HALOUZKA, R., NOVOTNÝ, L. Co-infection with papillomavirus and Knemidokoptes jamaicensis (Acari: Knemidokoptidae) in a chaffinch (Fringilla coelebs) and a case of beak papillomatosis in another chaffinch. Veterinární medicína. 2005, 50(6), 276-280. ISSN 0375-8427. E-ISSN 1805-9392.