@article{DA_2009_16_2_a5,
     author = {V. A. Emelichev and O. V. Karelkina},
     title = {On quasistability of a~lexicographic {MINSUM} arrangement problem},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {74--84},
     publisher = {mathdoc},
     volume = {16},
     number = {2},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_2009_16_2_a5/}
}