@article{DAN_1973_213_1_a6,
     author = {Ya. L. Kreinin},
     title = {On sets diagonally different from all $S$-sets},
     journal = {Doklady Akademii Nauk},
     pages = {30--33},
     publisher = {mathdoc},
     volume = {213},
     number = {1},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_213_1_a6/}
}