@article{SM_2013_204_5_a0,
     author = {D. V. Bolotov},
     title = {Topology of codimension-one foliations of nonnegative curvature},
     journal = {Sbornik. Mathematics},
     pages = {621--640},
     publisher = {mathdoc},
     volume = {204},
     number = {5},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2013_204_5_a0/}
}