@article{MAIS_2007_14_4_a8,
     author = {G. R. Chelnokov},
     title = {On the lower estimate for $k+1$-nondecomposible permutations},
     journal = {Modelirovanie i analiz informacionnyh sistem},
     pages = {53--56},
     publisher = {mathdoc},
     volume = {14},
     number = {4},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MAIS_2007_14_4_a8/}
}