@article{ZNSL_1984_134_a9,
     author = {G. A. Margulis},
     title = {Complete affine locally flat manifolds with a~free fundamental group},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {190--205},
     publisher = {mathdoc},
     volume = {134},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1984_134_a9/}
}