@article{ADM_2017_23_2_a9,
     author = {Igor Protasov and Ksenia Protasova},
     title = {On recurrence in $G$-spaces},
     journal = {Algebra and discrete mathematics},
     pages = {279--284},
     publisher = {mathdoc},
     volume = {23},
     number = {2},
     year = {2017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ADM_2017_23_2_a9/}
}