%0 Journal Article %A A. V. Cherednikova %T On the quasi-endomorphism rings of quasi-decomposable torsion-free Abelian groups of rank $4$ with a strongly indecomposable quasi-summand of rank $2$ %J Fundamentalʹnaâ i prikladnaâ matematika %D 2015 %P 209-225 %V 20 %N 5 %U http://geodesic.mathdoc.fr/item/FPM_2015_20_5_a18/ %G ru %F FPM_2015_20_5_a18