@article{IM2_2004_68_2_a6,
     author = {Yu. G. Prokhorov},
     title = {On semistable {Mori} contractions},
     journal = {Izvestiya. Mathematics },
     pages = {365--374},
     publisher = {mathdoc},
     volume = {68},
     number = {2},
     year = {2004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2004_68_2_a6/}
}