@article{ADM_2014_17_2_a1,
     author = {Taras Banakh and Volodymyr Gavrylkiv},
     title = {Characterizing semigroups with commutative superextensions},
     journal = {Algebra and discrete mathematics},
     pages = {161--192},
     publisher = {mathdoc},
     volume = {17},
     number = {2},
     year = {2014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ADM_2014_17_2_a1/}
}