@article{SJIM_1999_2_2_a8,
     author = {G. N. Dyubin and A. A. Korbut},
     title = {Greedy algorithms for the knapsack problem: behavior in the mean},
     journal = {Sibirskij \v{z}urnal industrialʹnoj matematiki},
     pages = {68--93},
     year = {1999},
     volume = {2},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJIM_1999_2_2_a8/}
}