@article{IM2_2008_72_3_a6,
     author = {D. I. Saveliev},
     title = {A game on the universe of sets},
     journal = {Izvestiya. Mathematics },
     pages = {581--625},
     publisher = {mathdoc},
     volume = {72},
     number = {3},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2008_72_3_a6/}
}