%0 Journal Article %A U Foryƛ %T Mathematical model of an immune system with random time of reaction %J Applicationes Mathematicae %D 1991 %P 521-536 %V 21 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/am-21-4-521-536/ %R 10.4064/am-21-4-521-536 %G en %F 10_4064_am_21_4_521_536