@article{ZNSL_2001_280_a20,
     author = {R. A. Sharipov},
     title = {Newtonian dynamical systems admitting normal blow-up of points},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {278--298},
     publisher = {mathdoc},
     volume = {280},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2001_280_a20/}
}