@article{DA_1980_20_a4,
     author = {S. V. Sevast'yanov},
     title = {An approximate solution of a scheduling problem},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {49--63},
     publisher = {mathdoc},
     number = {20},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_1980_20_a4/}
}