@article{RM_2012_67_4_a1,
     author = {V. A. Kirichenko and E. Yu. Smirnov and V. A. Timorin},
     title = {Schubert calculus and {Gelfand--Zetlin} polytopes},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {685--719},
     publisher = {mathdoc},
     volume = {67},
     number = {4},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_2012_67_4_a1/}
}