@article{10_4064_am_15_3_325_343,
     author = {J. Grabowski},
     title = {A new formulation and solution of the sequencing problem: mathematical model},
     journal = {Applicationes Mathematicae},
     pages = {325--343},
     publisher = {mathdoc},
     volume = {15},
     number = {3},
     year = {1976},
     doi = {10.4064/am-15-3-325-343},
     zbl = {0382.90046},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-15-3-325-343/}
}