%0 Journal Article %A Piotr P. Karwasz %T Jordan–Hölder composition series of regular $(a,b)$-modules %J Annales Polonici Mathematici %D 2017 %P 261-270 %V 120 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap4096-11-2017/ %R 10.4064/ap4096-11-2017 %G fr %F 10_4064_ap4096_11_2017