@article{ITVS_2012_4_a7,
     author = {A. V. Ponomarev},
     title = {Decision support for mineral deposits grouping},
     journal = {Informacionnye tehnologii i vy\v{c}islitelnye sistemy},
     pages = {72--78},
     publisher = {mathdoc},
     number = {4},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ITVS_2012_4_a7/}
}