@article{10_4007_annals_2009_170_863,
     author = {Evgeny Mukhin and Vitaly Tarasov and Alexander Varchenko},
     title = {The {B.} and {M.} {Shapiro} conjecture in real algebraic geometry and the {Bethe} ansatz},
     journal = {Annals of mathematics},
     pages = {863--881},
     publisher = {mathdoc},
     volume = {170},
     number = {2},
     year = {2009},
     doi = {10.4007/annals.2009.170.863},
     mrnumber = {2552110
},
     zbl = {1213.14101},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4007/annals.2009.170.863/}
}