@article{DAN_1980_252_6_a4,
     author = {I. V. Gribkov},
     title = {The incorrectness of {Schur's} theorem},
     journal = {Doklady Akademii Nauk},
     pages = {1304--1307},
     publisher = {mathdoc},
     volume = {252},
     number = {6},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1980_252_6_a4/}
}