@article{AFM_2017_42_2_a19,
     author = {Pilar Herreros and Mario Ponce and J. J. P. Veerman},
     title = {Equators have at most countable many singularities with bounded total angle},
     journal = {Annales Fennici Mathematici},
     pages = {837--845},
     publisher = {mathdoc},
     volume = {42},
     number = {2},
     year = {2017},
     doi = {10.5186/aasfm.2017.4251},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.5186/aasfm.2017.4251/}
}