@article{10_4064_fm221_2_1,
     author = {Saak S. Gabriyelyan},
     title = {On a generalization of {Abelian} sequential groups},
     journal = {Fundamenta Mathematicae},
     pages = {95--127},
     publisher = {mathdoc},
     volume = {221},
     number = {2},
     year = {2013},
     doi = {10.4064/fm221-2-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm221-2-1/}
}