@article{DA_2023_30_3_a4,
     author = {A. V. Pyatkin},
     title = {Ptas for problems of vector choice and clustering with different centers},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {96--110},
     publisher = {mathdoc},
     volume = {30},
     number = {3},
     year = {2023},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_2023_30_3_a4/}
}