@article{10_4064_sm8549_6_2016,
     author = {Nicolas Monod},
     title = {Extreme points in non-positive curvature},
     journal = {Studia Mathematica},
     pages = {265--270},
     publisher = {mathdoc},
     volume = {234},
     number = {3},
     year = {2016},
     doi = {10.4064/sm8549-6-2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm8549-6-2016/}
}