%0 Journal Article %A I. A. Borisova %T Computational complexity of the problem of~choosing typical representatives in~a~2-clustering of a~finite set of~points in~a~metric~space %J Diskretnyj analiz i issledovanie operacij %D 2020 %P 5-16 %V 27 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DA_2020_27_2_a0/ %G ru %F DA_2020_27_2_a0