@article{TIMM_2010_16_3_a28,
     author = {M. Yu. Khachai},
     title = {Computational complexity of combinatorial optimization problems induced by collective procedures in machine learning},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {276--284},
     year = {2010},
     volume = {16},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2010_16_3_a28/}
}