@article{MZM_2010_87_4_a8,
     author = {V. A. Koshelev},
     title = {The {Erd\H{o}s--Szekeres} {Theorem} and {Congruences}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {572--579},
     publisher = {mathdoc},
     volume = {87},
     number = {4},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2010_87_4_a8/}
}