@article{DA_2016_23_3_a1,
     author = {A. V. Kel'manov and A. V. Motkova},
     title = {Exact pseudopolinomial algorithms for a~balanced $2$-clustering problem},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {21--34},
     publisher = {mathdoc},
     volume = {23},
     number = {3},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_2016_23_3_a1/}
}