@article{UMJ_2018_4_2_a5,
     author = {Alexander G. Chentsov and Alexey M. Grigoriev and Alexey A. Chentsov},
     title = {Optimizing the starting point in a precedence constrained routing problem with complicated travel cost functions},
     journal = {Ural mathematical journal},
     pages = {43--55},
     publisher = {mathdoc},
     volume = {4},
     number = {2},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UMJ_2018_4_2_a5/}
}