1. U. Foryś and N. Zolek, A model of immune system after vaccinations, ARI (to appear).
2. Mathematical Models in Immunology;Marchuk,1983
3. Analysis of Mathematical Models in Immunology;Belykh,1988
4. Immunization against viral hepatitis type B: How long protection and against what?;Hall;Brit. Med.,1994
5. Vaccination against hepatitis B—Current status and perspectives;Madaliński;Pol. J. Immunology,1995