@article{IM2_1975_9_4_a5,
     author = {E. A. Sataev},
     title = {On the number of invartiant measures for flows on orientable surfaces},
     journal = {Izvestiya. Mathematics},
     pages = {813--830},
     year = {1975},
     volume = {9},
     number = {4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1975_9_4_a5/}
}