@article{SM_1972_17_4_a6,
     author = {Yu. S. Ilyashenko},
     title = {Fiberings into analytic curves},
     journal = {Sbornik. Mathematics},
     pages = {551--569},
     year = {1972},
     volume = {17},
     number = {4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1972_17_4_a6/}
}