@article{KUIPM_1981_9_9_a19,
     author = {S. Yu. Sher},
     title = {On one scheduling problem},
     journal = {Issledovaniya po Prikladnoi Matematike i Informatike},
     pages = {133--141},
     year = {1981},
     volume = {9},
     number = {9},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUIPM_1981_9_9_a19/}
}