TY - JOUR AU - Marek Bodnar AU - Urszula Foryƛ TI - Periodic dynamics in a model of immune system JO - Applicationes Mathematicae PY - 2000 SP - 113 EP - 126 VL - 27 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/am-27-1-113-126/ DO - 10.4064/am-27-1-113-126 LA - en ID - 10_4064_am_27_1_113_126 ER -