@article{DA_1998_5_3_a5,
     author = {F. V. Fomin},
     title = {Search costs and interval graphs},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {70--79},
     publisher = {mathdoc},
     volume = {5},
     number = {3},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_1998_5_3_a5/}
}