%0 Journal Article
%@ 0001-6969
%A  Aghdam Ahad Mehdizadeh
%D 1985
%F acta:15048
%J Acta scientiarum mathematicarum
%K Matematika
%P 53-61
%T On the strong nilstufe of rank two torsion free groups
%U http://acta.bibl.u-szeged.hu/15048/
%V 49
%Z Bibliogr.: 61. p.