@article{SM_1998_189_10_a0,
     author = {A. V. Bolsinov and V. S. Matveev and A. T. Fomenko},
     title = {Two-dimensional {Riemannian} metrics with integrable geodesic flows. {Local} and global geometry},
     journal = {Sbornik. Mathematics},
     pages = {1441--1466},
     publisher = {mathdoc},
     volume = {189},
     number = {10},
     year = {1998},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1998_189_10_a0/}
}