@article{ADM_2012_13_1_a3,
     author = {Taras Banakh and Volodymyr Gavrylkiv},
     title = {Algebra in superextensions of semilattices},
     journal = {Algebra and discrete mathematics},
     pages = {26--42},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ADM_2012_13_1_a3/}
}