@article{DOCMA_2009__14__a24,
     author = {Ramadoss, Ajay C.},
     title = {On the nonexistence of certain morphisms from {Grassmannian} to {Grassmannian} in characteristic $0$},
     journal = {Documenta mathematica},
     pages = {67--113},
     publisher = {mathdoc},
     volume = {14},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DOCMA_2009__14__a24/}
}