@article{RLIN_2004_9_15_2_a4,
     author = {De Concini, Corrado and Reichstein, Zinovy},
     title = {Nesting maps of {Grassmannians}},
     journal = {Atti della Accademia nazionale dei Lincei. Rendiconti Lincei. Matematica e applicazioni},
     pages = {109--118},
     publisher = {mathdoc},
     volume = {Ser. 9, 15},
     number = {2},
     year = {2004},
     zbl = {1219.14052},
     mrnumber = {2205070},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RLIN_2004_9_15_2_a4/}
}