@article{AFST_2002_6_11_3_377_0,
     author = {Ronaldo Garcia and Jorge Sotomayor},
     title = {Geometric mean curvature lines on surfaces immersed in ${\bf R}^3$},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {377--401},
     publisher = {Universit\'e Paul Sabatier. Facult\'e des sciences},
     address = {Toulouse},
     volume = {Ser. 6, 11},
     number = {3},
     year = {2002},
     zbl = {02074272},
     mrnumber = {2015760},
     language = {en},
     url = {https://afst.centre-mersenne.org/item/AFST_2002_6_11_3_377_0/}
}