@article{DA_2002_9_2_a0,
     author = {N. I. Glebov},
     title = {On conditions for the solvability of optimization problems by a greedy algorithm},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {3--12},
     publisher = {mathdoc},
     volume = {9},
     number = {2},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_2002_9_2_a0/}
}