%0 Journal Article %A Marcin ChoiƄski %T A Neimark-Sacker bifurcation in a discrete SIS model %J Mathematica Applicanda %D 2023 %P 109-120 %V 51 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/ma.v51i1.7203/ %R 10.14708/ma.v51i1.7203 %G pl %F 10_14708_ma_v51i1_7203