1. Ahvonen, P.: Human yersiniosis in Finland. I. Bacteriology and serology. Ann. clin. Res. 1972, 4, 30–38.
2. Dubois, Ph., L. Fievez & A. Granville: Le lievre porteur asymtomatique de Yersinia enterocolitica. (The hares as symptomfree carriers of Yersinia enterocolitica). Ann. Méd. vét. 1972, 116, 447–449.
3. Gutman, L. T., E. A. Ottesen, T. J. Quan, P. S. Noce & S. L. Katz: An inter-familial outbreak of Yersinia enterocolitica enteritis. New Engl. J. Med. 1973, 288, 1372–1377.
4. Hurvell, B.: Serological cross-reactions between different Brucella species and Yersinia enterocolitica. An immunological and immunochemical study. Thesis. Stockholm 1973.
5. Knapp, W.: Zur Rakteriologie und Serologie von Yersinia enterocolitica. (At the bacteriology and serology of Yersinia enterocolitica). Path. et Microbiol. (Basel) 1973, 39, 51–54.