@article{MAT_1964_8_4_a1,
     author = {M. Nagata},
     title = {On rational {surfaces.~II}},
     journal = {Matematika},
     pages = {75--94},
     publisher = {mathdoc},
     volume = {8},
     number = {4},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MAT_1964_8_4_a1/}
}